[gtranslator] search: Use ngettext for the search and replace msg

[Daniel Garcia Moreno <danigm src gnome org>]

commit ea1463d85b8ae8faa2f7a8427b801d28d9b0684f
Author: Daniel García Moreno <dani danigm net>
Date:   Fri May 24 09:57:19 2019 +0200

    search: Use ngettext for the search and replace msg

 src/gtr-actions-search.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/src/gtr-actions-search.c b/src/gtr-actions-search.c
index 084f4583..446aa07f 100644
--- a/src/gtr-actions-search.c
+++ b/src/gtr-actions-search.c
@@ -159,11 +159,11 @@ phrase_found (GtrSearchDialog * dialog,
 {
   g_autofree char *message = NULL;
 
-  if (occurrences > 1)
-    message = g_strdup_printf (_("Found and replaced %d occurrence"),
-                               occurrences);
-  else if (occurrences == 1)
-    message = g_strdup_printf (_("Found and replaced one occurrence"));
+  message = g_strdup_printf (
+      ngettext ("Found and replaced one occurrence",
+                "Found and replaced %d occurrences",
+                occurrences), occurrences);
+
   gtr_search_dialog_show_message (dialog, message, GTR_SEARCH_DIALOG_MSG_INFO);
 }