Minor tool tip update (#122)

Author: tmiddlet2666

coherence-visualvm-plugin/src/main/java/com/oracle/coherence/plugin/visualvm/panel/CoherenceGrpcProxyPanel.java

@@ -92,6 +92,7 @@ public CoherenceGrpcProxyPanel(VisualVMModel model)
 
         f_txtGrpcProxyVersion = getTextField(5, JTextField.RIGHT);
         pnlHeader.add(getLocalizedLabel("LBL_grpc_version2", f_txtGrpcProxyVersion));
+        f_txtGrpcProxyVersion.setToolTipText(getLocalizedText("TTIP_grpc_version2"));
         pnlHeader.add(f_txtGrpcProxyVersion);
 
         // create the table

coherence-visualvm-plugin/src/main/resources/com/oracle/coherence/plugin/visualvm/Bundle.properties

@@ -671,6 +671,7 @@ LBL_general=General
 LBL_refresh_time=Data Refresh Time\:
 LBL_grpc_version=gRPC Version\:
 LBL_grpc_version2=gRPC Version MBean
+TTIP_grpc_version2=What version of gRPC clients to display metrics for. Change using Coherence options tab.
 LBL_seconds=sec.
 LBL_log_query_times=Log Query Times\:
 LBL_disable_mbean_check=Disable MBean Check* \: