fix: limit LS console text buffer to prevent OOM (#1205)

Author: ghentschke

org.eclipse.lsp4e/src/org/eclipse/lsp4e/LoggingStreamConnectionProviderProxy.java

@@ -286,6 +286,7 @@ private MessageConsole findConsole() {
 		}
 		// no console found, so create a new one
 		final var myConsole = new MessageConsole(Messages.LSConsoleName, null);
+		myConsole.setWaterMarks(80_000, 800_000); // limit text buffer size to prevent OOM
 		conMan.addConsoles(new IConsole[] { myConsole });
 		return myConsole;
 	}