Added try catch that unlocks the dir cache in case of error in hunk unstage

src/main/kotlin/app/git/StatusManager.kt

@@ -167,6 +167,8 @@ class StatusManager @Inject constructor(
         val repository = git.repository
         val dirCache = repository.lockDirCache()
         val dirCacheEditor = dirCache.editor()
+        var completedWithErrors = true
+        try {
 
             val rawFileManager = rawFileManagerFactory.create(git.repository)
             val rawFile = rawFileManager.getRawContent(DiffEntry.Side.NEW, diffEntry)
@@ -201,7 +203,13 @@ class StatusManager @Inject constructor(
             dirCacheEditor.add(HunkEdit(diffEntry.newPath, repository, ByteBuffer.wrap(stagedFileText.toByteArray())))
             dirCacheEditor.commit()
 
+            completedWithErrors = false
+
             loadStatus(git)
+        } finally {
+            if(completedWithErrors)
+                dirCache.unlock()
+        }
     }
 
     private fun getTextLines(rawFile: RawText): List<String> {