/flowable/app/rest/admin/deployments Upload Chinese garbled code

**Describe the bug**
A clear and concise description of what the bug is.

**Expected behavior**
A clear and concise description of what you expected to happen.

**Code**
If applicable, add the code that you are using when having the issue.

```
org.flowable.ui.admin.service.engine.DeploymentService
HttpEntity reqEntity = MultipartEntityBuilder.create()
.addBinaryBody(name, inputStreamByteArray, ContentType.create("application/octet-stream", Consts.UTF_8), name)
.build();
post.setEntity(reqEntity);
```
**Additional context**
Add the version of Flowable that you are using, the database vendor and if you are using Flowable within Spring Boot, the Flowable Task application etc.