add editshot operation

src/operations/shots.gql

@@ -178,3 +178,15 @@ fragment ShotWithAllFeatures on ShotGQL {
     notes
   }
 }
+
+mutation EditShot($shotId: Int!, $fieldsToEdit: EditableShotFieldInputGQL!) {
+  editShot(shotId: $shotId, fieldsToEdit: $fieldsToEdit) {
+    error {
+      shotId
+      msg
+    }
+    shot {
+      ...ShotWithAllFeatures
+    }
+  }
+}