Added Austalian Greeting

Signed-off-by: Brett Wright <wright.brett@gmail.com>

plugins/catalog/src/components/CatalogPage/utils/locales/goodAfternoon.locales.json

@@ -11,6 +11,7 @@
   "Armenian": "Բարի կէսօր:",
   "Assamese": "শুভ আবেলি",
   "Asturian": "Bones tardes",
+  "Australian": "G'day mate",
   "Azerbaijani": "Günortanız xeyir",
   "Bashkir": "хәйерле көн",
   "Basque": "Arratsalde on",

plugins/catalog/src/components/CatalogPage/utils/locales/goodEvening.locales.json

@@ -10,6 +10,7 @@
   "Asante": "Maadwó",
   "Asturian": "Bona nuechi",
   "Ateso": "Akwar najokan",
+  "Australian": "G'day mate",
   "Aymara": "Winas tartis",
   "Azerbaijani": "Axşamınız xeyir",
   "Basque": "Arratsalde on",

plugins/catalog/src/components/CatalogPage/utils/locales/goodMorning.locales.json

@@ -4,6 +4,7 @@
   "Albanian": "Mirëmëngjes",
   "Arabic": "صباح الخير",
   "Armenian": "Paree looys",
+  "Australian": "G'day mate",
   "Azerbaijani": "Sabahınız xeyir",
   "Bengali": "shuprobhat",
   "Bulgarian": "Dobro utro",