Updated group for FF

In the course of updating the group details for
the existing feature flags, this commit marks
those owned by group::editor

config/feature_flags/development/monaco_blobs.yml

@@ -2,6 +2,6 @@
 name: monaco_blobs
 introduced_by_url:
 rollout_issue_url:
-group: 
+group: group::editor
 type: development
 default_enabled: true

config/feature_flags/development/snippets_binary_blob.yml

@@ -2,6 +2,6 @@
 name: snippets_binary_blob
 introduced_by_url:
 rollout_issue_url:
-group: 
+group: group::editor
 type: development
 default_enabled: false

config/feature_flags/development/snippets_vue.yml

@@ -2,6 +2,6 @@
 name: snippets_vue
 introduced_by_url:
 rollout_issue_url:
-group: 
+group: group::editor
 type: development
 default_enabled: true

config/feature_flags/development/webperf_experiment.yml

@@ -2,6 +2,6 @@
 name: webperf_experiment
 introduced_by_url:
 rollout_issue_url:
-group: 
+group: group::editor
 type: development
 default_enabled: false