message: [terraform] update instance type map; add t2.xlarge
  Closes:
  Approved by: andll
diff: @@ -21,6 +21,7 @@ locals {
  "t2.small" = 1024
  "t2.large" = 2048
  "t2.medium" = 2048
  + "t2.xlarge" = 4096
  "t3.medium" = 2048
  "m5.large" = 2048
  "m5.xlarge" = 4096
  @@ -46,6 +47,7 @@ locals {
  "t2.small" = 1800
  "t2.medium" = 3943
  "t2.large" = 7975
  + "t2.xlarge" = 16039
  "t3.medium" = 3884
  "m5.large" = 7680
  "m5.xlarge" = 15576
  