Add more merging messages from the community

The messages were inspired by
community suggestions in this Twitter
thread: https://twitter.com/PedroMScom/status/1438895998256959488

Changelog: changed

app/assets/javascripts/vue_merge_request_widget/constants.js

@@ -50,6 +50,18 @@ export const MERGE_ACTIVE_STATUS_PHRASES = [
     message: s__('mrWidget|Merging! This is going to be great…'),
     emoji: 'heart_eyes',
   },
+  {
+    message: s__('mrWidget|Merging! Lift-off in 5… 4… 3…'),
+    emoji: 'rocket',
+  },
+  {
+    message: s__('mrWidget|Merging! The changes are leaving the station…'),
+    emoji: 'bullettrain_front',
+  },
+  {
+    message: s__('mrWidget|Merging! Take a deep breath and relax…'),
+    emoji: 'sunglasses',
+  },
 ];
 
 const STATE_MACHINE = {

locale/gitlab.pot

@@ -41511,6 +41511,15 @@ msgstr ""
 msgid "mrWidget|Merging! Everything's good…"
 msgstr ""
 
+msgid "mrWidget|Merging! Lift-off in 5… 4… 3…"
+msgstr ""
+
+msgid "mrWidget|Merging! Take a deep breath and relax…"
+msgstr ""
+
+msgid "mrWidget|Merging! The changes are leaving the station…"
+msgstr ""
+
 msgid "mrWidget|Merging! This is going to be great…"
 msgstr ""