Migrate ShortcutStartupActivity to ProjectActivity

[jaycverg]

Installing the plugin in IDEA 2024.1, there is warning log message:

2024-03-01 10:24:55,355 [   3449]   WARN - #c.i.i.s.i.StartupManagerImpl - Migrate osmedile.intellij.stringmanip.ShortcutStartupActivity to ProjectActivity [Plugin: String Manipulation]
com.intellij.diagnostic.PluginException: Migrate osmedile.intellij.stringmanip.ShortcutStartupActivity to ProjectActivity [Plugin: String Manipulation]
	at com.intellij.ide.startup.impl.StartupManagerImpl.runPostStartupActivities(StartupManagerImpl.kt:275)
	at com.intellij.ide.startup.impl.StartupManagerImpl.access$runPostStartupActivities(StartupManagerImpl.kt:68)
	at com.intellij.ide.startup.impl.StartupManagerImpl$runPostStartupActivities$3$2.invokeSuspend(StartupManagerImpl.kt:191)
	at com.intellij.ide.startup.impl.StartupManagerImpl$runPostStartupActivities$3$2.invoke(StartupManagerImpl.kt)
	at com.intellij.ide.startup.impl.StartupManagerImpl$runPostStartupActivities$3$2.invoke(StartupManagerImpl.kt)
	at kotlinx.coroutines.intrinsics.UndispatchedKt.startUndispatchedOrReturn(Undispatched.kt:78)
	at kotlinx.coroutines.BuildersKt__Builders_commonKt.withContext(Builders.common.kt:167)
	at kotlinx.coroutines.BuildersKt.withContext(Unknown Source)
	at com.intellij.ide.startup.impl.StartupManagerImpl$runPostStartupActivities$3.invokeSuspend(StartupManagerImpl.kt:190)
	at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
	at kotlinx.coroutines.UndispatchedCoroutine.afterResume(CoroutineContext.kt:270)
	at kotlinx.coroutines.AbstractCoroutine.resumeWith(AbstractCoroutine.kt:102)
	at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:46)
	at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:108)
	at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:584)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:793)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:697)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:684)