JDT IDETipManager: JsonSyntaxException

[jukzi]

Somehow Tip of Today must be broken:

Visible when running any PluginTest - for example FileSystemResourceManagerTest as Plugin Test

!ENTRY org.eclipse.tips.json 4 0 2023-05-16 09:32:37.173
!MESSAGE com.google.gson.stream.MalformedJsonException: Use JsonReader.setLenient(true) to accept malformed JSON at line 2 column 2 path $
!STACK 0
com.google.gson.JsonSyntaxException: com.google.gson.stream.MalformedJsonException: Use JsonReader.setLenient(true) to accept malformed JSON at line 2 column 2 path $
	at com.google.gson.JsonParser.parseReader(JsonParser.java:76)
	at org.eclipse.tips.json.JsonTipProvider.loadJsonObject(JsonTipProvider.java:113)
	at org.eclipse.tips.json.JsonTipProvider.loadNewTips(JsonTipProvider.java:84)
	at org.eclipse.jdt.tips.user.internal.JDTTipProvider.loadNewTips(JDTTipProvider.java:55)
	at org.eclipse.tips.ide.internal.IDETipManager$1.run(IDETipManager.java:93)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
	Suppressed: java.lang.IllegalArgumentException: Self-suppression not permitted
		at java.base/java.lang.Throwable.addSuppressed(Throwable.java:1072)
		at org.eclipse.tips.json.JsonTipProvider.loadJsonObject(JsonTipProvider.java:119)
		... 4 more
	Caused by: [CIRCULAR REFERENCE: com.google.gson.JsonSyntaxException: com.google.gson.stream.MalformedJsonException: Use JsonReader.setLenient(true) to accept malformed JSON at line 2 column 2 path $]
Caused by: com.google.gson.stream.MalformedJsonException: Use JsonReader.setLenient(true) to accept malformed JSON at line 2 column 2 path $
	at com.google.gson.stream.JsonReader.syntaxError(JsonReader.java:1659)
	at com.google.gson.stream.JsonReader.checkLenient(JsonReader.java:1465)
	at com.google.gson.stream.JsonReader.doPeek(JsonReader.java:551)
	at com.google.gson.stream.JsonReader.peek(JsonReader.java:433)
	at com.google.gson.JsonParser.parseReader(JsonParser.java:71)
	... 5 more