Jackson dependency: no auto merge

[AndyScherzinger]

#5726 breaks the client, yet CI turns green

Something went wrong when pulling chat messages (attempt: 4)
java.lang.RuntimeException: com.fasterxml.jackson.core.JsonParseException: Invalid UTF-8: Illegal surrogate character 0xd83c
 at [Source: REDACTED (`StreamReadFeature.INCLUDE_SOURCE_IN_LOCATION` disabled); line: 1, column: 908]
	at io.reactivex.internal.util.ExceptionHelper.wrapOrThrow(ExceptionHelper.java:46)
	at io.reactivex.internal.observers.BlockingMultiObserver.blockingGet(BlockingMultiObserver.java:93)
	at io.reactivex.Maybe.blockingGet(Maybe.java:2321)
	at io.reactivex.Observable.blockingSingle(Observable.java:5381)
	at com.nextcloud.talk.chat.data.network.OfflineFirstChatRepository.getMessagesFromServer(OfflineFirstChatRepository.kt:564)
	at com.nextcloud.talk.chat.data.network.OfflineFirstChatRepository.sync(OfflineFirstChatRepository.kt:588)
	at com.nextcloud.talk.chat.data.network.OfflineFirstChatRepository.access$sync(OfflineFirstChatRepository.kt:53)
	at com.nextcloud.talk.chat.data.network.OfflineFirstChatRepository$initMessagePolling$1.invokeSuspend(OfflineFirstChatRepository.kt:336)
	at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:34)
	at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:100)
	at kotlinx.coroutines.internal.LimitedDispatcher$Worker.run(LimitedDispatcher.kt:124)
	at kotlinx.coroutines.scheduling.TaskImpl.run(Tasks.kt:89)
	at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:586)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:820)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:717)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:704)
Caused by: com.fasterxml.jackson.core.JsonParseException: Invalid UTF-8: Illegal surrogate character 0xd83c
 at [Source: REDACTED (`StreamReadFeature.INCLUDE_SOURCE_IN_LOCATION` disabled); line: 1, column: 908]
	at com.fasterxml.jackson.core.JsonParser._constructError(JsonParser.java:2599)
	at com.fasterxml.jackson.core.JsonParser._constructReadException(JsonParser.java:2625)
	at com.fasterxml.jackson.core.base.ParserMinimalBase._reportInvalidUTF8Surrogate(ParserMinimalBase.java:783)
	at com.fasterxml.jackson.core.json.UTF8StreamJsonParser.addName(UTF8StreamJsonParser.java:2413)
	at com.fasterxml.jackson.core.json.UTF8StreamJsonParser.parseEscapedName(UTF8StreamJsonParser.java:2076)
	at com.fasterxml.jackson.core.json.UTF8StreamJsonParser.parseName(UTF8StreamJsonParser.java:1973)
	at com.fasterxml.jackson.core.json.UTF8StreamJsonParser._parseName(UTF8StreamJsonParser.java:1809)
	at com.fasterxml.jackson.core.json.UTF8StreamJsonParser.nextToken(UTF8StreamJsonParser.java:757)
	at com.nextcloud.talk.models.json.chat.ChatMessageJson$$JsonObjectMapper.parseField(ChatMessageJson$$JsonObjectMapper.java:113)
	at com.nextcloud.talk.models.json.chat.ChatMessageJson$$JsonObjectMapper.parse(ChatMessageJson$$JsonObjectMapper.java:41)
	at com.nextcloud.talk.models.json.chat.ChatMessageJson$$JsonObjectMapper.parse(ChatMessageJson$$JsonObjectMapper.java:20)
	at com.nextcloud.talk.models.json.chat.ChatMessageJson$$JsonObjectMapper.parseField(ChatMessageJson$$JsonObjectMapper.java:109)
	at com.nextcloud.talk.models.json.chat.ChatMessageJson$$JsonObjectMapper.parse(ChatMessageJson$$JsonObjectMapper.java:41)
	at com.nextcloud.talk.models.json.chat.ChatMessageJson$$JsonObjectMapper.parse(ChatMessageJson$$JsonObjectMapper.java:20)
	at com.nextcloud.talk.models.json.chat.ChatOCS$$JsonObjectMapper.parseField(ChatOCS$$JsonObjectMapper.java:49)
	at com.nextcloud.talk.models.json.chat.ChatOCS$$JsonObjectMapper.parse(ChatOCS$$JsonObjectMapper.java:35)
	at com.nextcloud.talk.models.json.chat.ChatOCS$$JsonObjectMapper.parse(ChatOCS$$JsonObjectMapper.java:16)
	at com.nextcloud.talk.models.json.chat.ChatOverall$$JsonObjectMapper.parseField(ChatOverall$$JsonObjectMapper.java:40)

🏁 Checklist

• ⛑️ Tests (unit and/or integration) are included or not needed
• 🔖 Capability is checked or not needed
• 🔙 Backport requests are created or not needed: /backport to stable-xx.x
• 📅 Milestone is set
• 🌸 PR title is meaningful (if it should be in the changelog: is it meaningful to users?)

[github-actions]

Codacy

Lint

Type	master	PR
Warnings	99	99
Errors	0	0

SpotBugs

Category	Base	New
Bad practice	6	6
Correctness	10	10
Dodgy code	54	54
Internationalization	3	3
Malicious code vulnerability	3	3
Performance	4	4
Security	1	1
Total	81	81