Order VPC regions alphabetically

Ordered lists are easier to search (for example, when checking if new
regions need to be added).

Author: jaywcarman

config/vpc_regions.yml

@@ -1,33 +1,33 @@
 ---
-us-south:
-  :name: us-south
-  :hostname: us-south.iaas.cloud.ibm.com
-  :description: US South (Dallas)
-us-east:
-  :name: us-east
-  :hostname: us-east.iaas.cloud.ibm.com
-  :description: US East (Washington DC)
+au-syd:
+  :name: au-syd
+  :hostname: au-syd.iaas.cloud.ibm.com
+  :description: Australia (Sydney)
 ca-tor:
   :name: ca-tor
   :hostname: ca-tor.iaas.cloud.ibm.com
   :description: Canada (Toronto)
-eu-gb:
-  :name: eu-gb
-  :hostname: eu-gb.iaas.cloud.ibm.com
-  :description: United Kingdom (London)
 eu-de:
   :name: eu-de
   :hostname: eu-de.iaas.cloud.ibm.com
   :description: EU Germany (Frankfurt)
-jp-tok:
-  :name: jp-tok
-  :hostname: jp-tok.iaas.cloud.ibm.com
-  :description: Japan (Tokyo)
+eu-gb:
+  :name: eu-gb
+  :hostname: eu-gb.iaas.cloud.ibm.com
+  :description: United Kingdom (London)
 jp-osa:
   :name: jp-osa
   :hostname: jp-osa.iaas.cloud.ibm.com
   :description: Japan (Osaka)
-au-syd:
-  :name: au-syd
-  :hostname: au-syd.iaas.cloud.ibm.com
-  :description: Australia (Sydney)
+jp-tok:
+  :name: jp-tok
+  :hostname: jp-tok.iaas.cloud.ibm.com
+  :description: Japan (Tokyo)
+us-east:
+  :name: us-east
+  :hostname: us-east.iaas.cloud.ibm.com
+  :description: US East (Washington DC)
+us-south:
+  :name: us-south
+  :hostname: us-south.iaas.cloud.ibm.com
+  :description: US South (Dallas)