🐛 Application form handle manual tags w/o source attribute (#1446)

Follow up: #1438

Api changed and if a tag's source is empty, the field is not sent.
Change the tag filtering test to consider `source === undefined` and
`source === ""` as manual tags.

Signed-off-by: Scott J Dickerson <sdickers@redhat.com>
Co-authored-by: Ian Bolton <ibolton@redhat.com>

client/src/app/pages/applications/components/application-form/application-form.tsx

@@ -103,9 +103,11 @@ export const ApplicationForm: React.FC<ApplicationFormProps> = ({
     };
   });
 
-  const manualTags = application?.tags?.filter((t) => t.source === "") ?? [];
+  const manualTags =
+    application?.tags?.filter((t) => t?.source ?? "" === "") ?? [];
 
-  const nonManualTags = application?.tags?.filter((t) => t.source !== "") ?? [];
+  const nonManualTags =
+    application?.tags?.filter((t) => t?.source ?? "" !== "") ?? [];
 
   // Allow all tags to be selected manually, even if they are included from another source
   const allowedManualTags = tags;