Fix compilation problem with older lsp4e api

eclipse-language-servers/org.springframework.tooling.ls.eclipse.commons/src/org/springframework/tooling/ls/eclipse/commons/STS4LanguageServerProcessStreamConnector.java

@@ -101,7 +101,7 @@ public class STS4LanguageServerProcessStreamConnector extends ProcessStreamConne
 		return super.getErrorStream();
 	}
  	
-	@Override
+	//@Override Don't put the @Override to allow compiling with older lps4e api
 	public InputStream getErrorStream() {
 		// lsp4e doesn't do anything with it. So don't pass it on. (Once they do start reading it it might actually break us otherwise)
 		return null;