Add default entity content groups for techdocs and api-docs plugins

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

plugins/api-docs/src/alpha.tsx

@@ -174,6 +174,7 @@ const apiDocsDefinitionEntityContent = EntityContentBlueprint.make({
   params: {
     path: '/definition',
     title: 'Definition',
+    group: 'documentation',
     filter: { kind: 'api' },
     loader: async () =>
       import('./components/ApiDefinitionCard').then(m => (
@@ -191,6 +192,7 @@ const apiDocsApisEntityContent = EntityContentBlueprint.make({
   params: {
     path: '/apis',
     title: 'APIs',
+    group: 'development',
     filter: { kind: 'component' },
     loader: async () =>
       import('./components/ApisCards').then(m => (