Localize the chrome://flags/enterprise page

Even if the chrome://flags page is not localized, the
chrome://flags/enterprise page has to be localized.
Also, that page should not have  dev and beta channel promo messages.

Screenshot: http://screen/NRUmyRFCMkG

Bug: 982371
Change-Id: I2939d6f38467d60d3dcd2da79b419c24c5692c43
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1721049
Commit-Queue: Yann Dago <[email protected]>
Reviewed-by: Nico Weber <[email protected]>
Reviewed-by: Hector Carmona <[email protected]>
Reviewed-by: Eugene But <[email protected]>
Cr-Commit-Position: refs/heads/master@{#689657}
diff --git a/components/components_strings.grd b/components/components_strings.grd
index c70d1ad..c4bf49a 100644
--- a/components/components_strings.grd
+++ b/components/components_strings.grd
@@ -204,6 +204,7 @@
       <part file="dom_distiller_strings.grdp" />
       <part file="error_page_strings.grdp" />
       <part file="find_in_page_strings.grdp" />
+      <part file="flags_strings.grdp" />
       <part file="history_strings.grdp" />
       <part file="login_dialog_strings.grdp" />
       <part file="media_message_center_strings.grdp" />