Idea JDK external annotations: disable SDK annotations updates on startup.

It requires a better implementation that checks whether those SDK are actually used in the open project, to avoid irrelevant notifications.

plugins/devkit/devkit-core/src/inspections/missingApi/update/IdeExternalAnnotationsUpdateStartupActivity.kt

@@ -20,11 +20,6 @@ class IdeExternalAnnotationsUpdateStartupActivity : StartupActivity {
       return
     }
 
-    val ideaJdks = ProjectJdkTable.getInstance().getSdksOfType(IdeaJdk.getInstance())
-    for (ideaJdk in ideaJdks) {
-      updateAnnotationsLaterIfNecessary(project, ideaJdk)
-    }
-
     subscribeToJdkChanges(project, application)
   }