Rename graphql files to match frontend docs

app/assets/javascripts/issuable_suggestions/components/app.vue

@@ -4,7 +4,7 @@ import { GlTooltipDirective } from '@gitlab/ui';
 import { __ } from '~/locale';
 import Icon from '~/vue_shared/components/icon.vue';
 import Suggestion from './item.vue';
-import query from '../queries/issues.graphql';
+import query from '../queries/issues.query.graphql';
 
 export default {
   components: {

app/assets/javascripts/mr_popover/components/mr_popover.vue

@@ -3,7 +3,7 @@ import { GlPopover, GlSkeletonLoading } from '@gitlab/ui';
 import Icon from '../../vue_shared/components/icon.vue';
 import CiIcon from '../../vue_shared/components/ci_icon.vue';
 import timeagoMixin from '../../vue_shared/mixins/timeago';
-import query from '../queries/merge_request.graphql';
+import query from '../queries/merge_request.query.graphql';
 import { mrStates, humanMRStates } from '../constants';
 
 export default {

app/assets/javascripts/repository/components/breadcrumbs.vue

 <script>
 import getRefMixin from '../mixins/get_ref';
-import getProjectShortPath from '../queries/getProjectShortPath.graphql';
+import getProjectShortPath from '../queries/getProjectShortPath.query.graphql';
 
 export default {
   apollo: {

app/assets/javascripts/repository/components/table/index.vue

@@ -3,8 +3,8 @@ import { GlLoadingIcon } from '@gitlab/ui';
 import createFlash from '~/flash';
 import { sprintf, __ } from '../../../locale';
 import getRefMixin from '../../mixins/get_ref';
-import getFiles from '../../queries/getFiles.graphql';
-import getProjectPath from '../../queries/getProjectPath.graphql';
+import getFiles from '../../queries/getFiles.query.graphql';
+import getProjectPath from '../../queries/getProjectPath.query.graphql';
 import TableHeader from './header.vue';
 import TableRow from './row.vue';
 import ParentRow from './parent_row.vue';

app/assets/javascripts/repository/mixins/get_ref.js

-import getRef from '../queries/getRef.graphql';
+import getRef from '../queries/getRef.query.graphql';
 
 export default {
   apollo: {