Enable Layout/SpaceBeforeFirstArg cop for HAML

Signed-off-by: Takuya Noguchi <takninnovationresearch@gmail.com>

.haml-lint.yml

@@ -110,7 +110,6 @@ linters:
       - Layout/EmptyLineAfterGuardClause
       - Layout/LeadingCommentSpace
       - Layout/SpaceAroundOperators
-      - Layout/SpaceBeforeBlockBraces
       - Layout/SpaceBeforeComma
       - Layout/SpaceBeforeFirstArg
       - Layout/SpaceInsideHashLiteralBraces

app/views/admin/runners/index.html.haml

@@ -5,7 +5,7 @@
   .col-sm-6
     .bs-callout
       %p
-        = (_"Runners are processes that pick up and execute CI/CD jobs for GitLab.")
+        = _("Runners are processes that pick up and execute CI/CD jobs for GitLab.")
         %br
         = _('You can register runners as separate users, on separate servers, and on your local machine. Register as many runners as you want.')
         %br