[evolution] M!11 - shell: print equal sign after --component in --help text

[Milan Crha <mcrha src gnome org>]

commit 6fda82a01a6473c1e0d902f74efca79a65d5b3c6
Author: Дилян Палаузов <git-dpa aegee org>
Date:   Tue Apr 23 12:13:36 2019 +0200

    M!11 - shell: print equal sign after --component in --help text
    
    Closes https://gitlab.gnome.org/GNOME/evolution/merge_requests/11

 src/shell/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/shell/main.c b/src/shell/main.c
index abc140d55f..5eac306c03 100644
--- a/src/shell/main.c
+++ b/src/shell/main.c
@@ -311,7 +311,7 @@ static GOptionEntry entries[] = {
         * names, they MUST remain in English! */
          N_("Start Evolution showing the specified component. "
             "Available options are “mail”, “calendar”, “contacts”, "
-            "“tasks”, and “memos”"), NULL },
+            "“tasks”, and “memos”"), "COMPONENT" },
        { "geometry", 'g', 0, G_OPTION_ARG_STRING, &geometry,
          N_("Apply the given geometry to the main window"), "GEOMETRY" },
        { "offline", '\0', 0, G_OPTION_ARG_NONE, &start_offline,