Chore: Add command to remove issue from project in GH actions (#43595)

Co-authored-by: natellium <natalia.bernarte@grafana.com>

.github/commands.json

@@ -161,5 +161,21 @@
     "addToProject":{
       "url":"https://github.com/orgs/grafana/projects/54"
     }
+  },
+  {
+    "type":"label",
+    "name":"oss-user-essentials",
+    "action":"removeFromProject",
+    "addToProject":{
+      "url":"https://github.com/orgs/grafana/projects/78"
+    }
+  },
+  {
+    "type":"label",
+    "name":"oss-user-essentials",
+    "action":"removeFromProject",
+    "addToProject":{
+      "url":"https://github.com/grafana/grafana/projects/33"
+    }
   }
 ]

.github/workflows/commands.yml

@@ -1,7 +1,7 @@
 name: Run commands when issues are labeled or comments added
 on:
   issues:
-    types: [labeled]
+    types: [labeled, unlabeled]
   issue_comment:
     types: [created]