OPML importer fail

1. Environment

• Device: Samsung A54
• OS: Android 14
• APP: 0.11.0

2. Describe the bug

Version: 0.11.0
Device: samsung SM-A546B
System: Android 14 (API 34)

Stack trace:

be.ceau.opml.OpmlParseException: org.xmlpull.v1.XmlPullParserException: unterminated entity ref (position:START_TAG @49:94 in java.io.InputStreamReader@60a110b)
at me.ash.reader.infrastructure.rss.OPMLDataSource.parseFileInputStream(OPMLDataSource.kt:300)
at me.ash.reader.domain.service.OpmlService$saveToDatabase$2.invokeSuspend(OpmlService.kt:186)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:9)
at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:111)
at kotlinx.coroutines.internal.LimitedDispatcher$Worker.run(LimitedDispatcher.kt:4)
at kotlinx.coroutines.scheduling.TaskImpl.run(Tasks.kt:3)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:96)
Suppressed: kotlinx.coroutines.internal.DiagnosticCoroutineContextException: [StandaloneCoroutine{Cancelling}@30548a6, Dispatchers.Default]
Caused by: org.xmlpull.v1.XmlPullParserException: unterminated entity ref (position:START_TAG @49:94 in java.io.InputStreamReader@60a110b)
at com.android.org.kxml2.io.KXmlParser.readEntity(KXmlParser.java:1220)
at com.android.org.kxml2.io.KXmlParser.readValue(KXmlParser.java:1402)
at com.android.org.kxml2.io.KXmlParser.parseStartTag(KXmlParser.java:1123)
at com.android.org.kxml2.io.KXmlParser.next(KXmlParser.java:372)
at com.android.org.kxml2.io.KXmlParser.next(KXmlParser.java:313)
at be.ceau.opml.OpmlParser.extract(OpmlParser.java:49)
at me.ash.reader.infrastructure.rss.OPMLDataSource.parseFileInputStream(OPMLDataSource.kt:16)
... 6 more

Start at OPMLDataSource.kt, especially parseFileInputStream, and trace how OpmlService.kt invokes the importer; the stack trace also points to OpmlParser.extract. Reproduce the failure with the reported OPML input and verify that importing it completes without the shown parse exception.