Crash on startup

**Describe the bug**
App crashes on launch

**To Reproduce**
Steps to reproduce the behavior:
1. login to account
2. use app for awhile
3. click icon from launcher

**Expected behavior**
app opens, shows current messages...

**Actual Behavior**
app crashes

**Screenshots**

**Smartphone (please complete the following information):**
- Device: Google Pixel 2
- OS: Android 11

**Additional context**

* v1.0.11 - Play Store
* custom homeserver

Add any other context about the problem here.

there about 6GB of free space on the device

stacktrace from ADB
```
2020-12-07 15:30:49.799 25220-25220/? E/AndroidRuntime: FATAL EXCEPTION: main
Process: im.vector.app, PID: 25220
java.lang.RuntimeException: Unable to create application im.vector.app.VectorApplication: io.realm.exceptions.RealmFileException: Unable to open a realm at path '/data/user/0/im.vector.app/files/25bc53540da2dae23fb9d3d64f6cf84f/crypto_store.realm': Realm file decryption failed Path:Exception backtrace:
. (Realm file decryption failed Path: /data/user/0/im.vector.app/files/25bc53540da2dae23fb9d3d64f6cf84f/crypto_store.realm
Exception backtrace:
) (/data/user/0/im.vector.app/files/25bc53540da2dae23fb9d3d64f6cf84f/crypto_store.realm) in /tmp/realm-java/realm/realm-library/src/main/cpp/io_realm_internal_OsSharedRealm.cpp line 106 Kind: ACCESS_ERROR.
at android.app.ActivityThread.handleBindApplication(ActivityThread.java:6717)
at android.app.ActivityThread.access$1300(ActivityThread.java:237)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1913)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:223)
at android.app.ActivityThread.main(ActivityThread.java:7656)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)
Caused by: io.realm.exceptions.RealmFileException: Unable to open a realm at path '/data/user/0/im.vector.app/files/25bc53540da2dae23fb9d3d64f6cf84f/crypto_store.realm': Realm file decryption failed Path:Exception backtrace:
. (Realm file decryption failed Path: /data/user/0/im.vector.app/files/25bc53540da2dae23fb9d3d64f6cf84f/crypto_store.realm
Exception backtrace:
) (/data/user/0/im.vector.app/files/25bc53540da2dae23fb9d3d64f6cf84f/crypto_store.realm) in /tmp/realm-java/realm/realm-library/src/main/cpp/io_realm_internal_OsSharedRealm.cpp line 106 Kind: ACCESS_ERROR.
at io.realm.internal.OsSharedRealm.nativeGetSharedRealm(Native Method)
at io.realm.internal.OsSharedRealm.(OsSharedRealm.java:11)
at io.realm.internal.OsSharedRealm.getInstance(OsSharedRealm.java:6)
at io.realm.BaseRealm.(BaseRealm.java:26)
at io.realm.Realm.(Realm.java:8)
at io.realm.Realm.getInstance(Realm.java:23)
at org.matrix.android.sdk.api.MatrixCallback$DefaultImpls.doRealmTransaction(MatrixCallback.kt:1)
at org.matrix.android.sdk.internal.crypto.store.db.RealmCryptoStore.(RealmCryptoStore.kt:8)
at org.matrix.android.sdk.internal.crypto.store.db.RealmCryptoStore_Factory.get(RealmCryptoStore_Factory.java:2)
at dagger.internal.DoubleCheck.get(DoubleCheck.java:5)
at org.matrix.android.sdk.internal.crypto.MXOlmDevice_Factory.get(MXOlmDevice_Factory.java:1)
at dagger.internal.DoubleCheck.get(DoubleCheck.java:5)
at org.matrix.android.sdk.internal.crypto.algorithms.olm.MXOlmDecryptionFactory_Factory.get(MXOlmDecryptionFactory_Factory.java:1)
at org.matrix.android.sdk.internal.crypto.RoomDecryptorProvider_Factory.get(RoomDecryptorProvider_Factory.java:1)
at dagger.internal.DoubleCheck.get(DoubleCheck.java:5)
at org.matrix.android.sdk.internal.crypto.EventDecryptor_Factory.get(EventDecryptor_Factory.java:1)
at dagger.internal.DoubleCheck.get(DoubleCheck.java:5)
at org.matrix.android.sdk.internal.crypto.verification.VerificationMessageProcessor_Factory.get(VerificationMessageProcessor_Factory.java:1)
at dagger.internal.SetFactory.get(SetFactory.java:10)
at org.matrix.android.sdk.internal.database.EventInsertLiveObserver_Factory.get(EventInsertLiveObserver_Factory.java:1)
at dagger.internal.SetFactory.get(SetFactory.java:10)
at org.matrix.android.sdk.internal.session.DefaultSession_Factory.get(DefaultSession_Factory.java:1)
at dagger.internal.DoubleCheck.get(DoubleCheck.java:5)
at org.matrix.android.sdk.internal.session.DaggerSessionComponent.session(DaggerSessionComponent.java:1)
2020-12-07 15:30:49.799 25220-25220/? E/AndroidRuntime: at org.matrix.android.sdk.internal.auth.DefaultAuthenticationService.getLastAuthenticatedSession(DefaultAuthenticationService.kt:4)
at im.vector.app.VectorApplication.onCreate(VectorApplication.kt:99)
at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1192)
at android.app.ActivityThread.handleBindApplication(ActivityThread.java:6712)
... 8 more
```