Show bundle info for failed bundles if given

Currently instead of the bundle name and version only the error message
is displayed what makes it quite hard for the user to identify the
culprit.

This now checks if bundle info is available and then show these in front
of the error message.

Author: laeubi

ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/shared/target/StyledBundleLabelProvider.java

@@ -131,11 +131,16 @@ private StyledString getInternalStyledString(Object element) {
 			appendBundleInfo(styledString,
 					new BundleInfo(descriptor.getId(), descriptor.getVersion(), null, BundleInfo.NO_LEVEL, false));
 		} else if (element instanceof TargetBundle bundle) {
-			if (bundle.getStatus().isOK()) {
+			IStatus status = bundle.getStatus();
+			if (status.isOK()) {
 				appendBundleInfo(styledString, bundle.getBundleInfo());
 			} else {
-				// TODO Better error message for missing bundles
-				styledString.append(bundle.getStatus().getMessage());
+				BundleInfo bundleInfo = bundle.getBundleInfo();
+				if (bundleInfo != null && bundleInfo.getSymbolicName() != null) {
+					appendBundleInfo(styledString, bundleInfo);
+					styledString.append(' ');
+				}
+				styledString.append(status.getMessage());
 			}
 		} else if (element instanceof IStatus status) {
 			styledString.append(status.getMessage());