Internationalisation of reports directory

This is one of many MRs opened in order to improve the overall
internationalisation of the GitLab codebase.

This commit only targets Vanilla JS files.

i18n documentation
https://docs.gitlab.com/ee/development/i18n/externalization.html

app/assets/javascripts/reports/store/utils.js

-import { sprintf, n__, s__ } from '~/locale';
+import { sprintf, n__, s__, __ } from '~/locale';
 import {
   STATUS_FAILED,
   STATUS_SUCCESS,
@@ -38,12 +38,12 @@ const textBuilder = results => {
 
 export const summaryTextBuilder = (name = '', results = {}) => {
   const resultsString = textBuilder(results);
-  return `${name} contained ${resultsString}`;
+  return sprintf(__('%{name} contained %{resultsString}'), { name, resultsString });
 };
 
 export const reportTextBuilder = (name = '', results = {}) => {
   const resultsString = textBuilder(results);
-  return `${name} found ${resultsString}`;
+  return sprintf(__('%{name} found %{resultsString}'), { name, resultsString });
 };
 
 export const statusIcon = status => {

locale/gitlab.pot

@@ -223,6 +223,12 @@ msgstr ""
 msgid "%{mrText}, this issue will be closed automatically."
 msgstr ""
 
+msgid "%{name} contained %{resultsString}"
+msgstr ""
+
+msgid "%{name} found %{resultsString}"
+msgstr ""
+
 msgid "%{name}'s avatar"
 msgstr ""