class loading exception: `SpringModelLanguageServer cannot be found`

[martinlippert]

org.springframework.ide.vscode.commons.protocol.spring.SpringModelLanguageServer cannot be found by org.springframework.tooling.boot.ls_1.47.0.202306150731

Showed up in STS 4.19.0 release while importing an existing project

[martinlippert]

java.lang.ClassNotFoundException: org.springframework.ide.vscode.commons.protocol.spring.SpringModelLanguageServer cannot be found by org.springframework.tooling.boot.ls_1.48.0.202307130119
	at org.eclipse.osgi.internal.loader.BundleLoader.generateException(BundleLoader.java:541)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass0(BundleLoader.java:536)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:416)
	at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:168)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:520)
	at org.eclipse.osgi.internal.framework.EquinoxBundle.loadClass(EquinoxBundle.java:622)
	at org.eclipse.lsp4e.LanguageServersRegistry$ExtensionLanguageServerDefinition.getServerInterface(LanguageServersRegistry.java:196)
	at org.eclipse.lsp4e.LanguageServerWrapper.lambda$1(LanguageServerWrapper.java:292)
	at java.base/java.util.concurrent.CompletableFuture$UniRun.tryFire(CompletableFuture.java:787)
	at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:510)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1773)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1760)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)