test: reduce memory usage in test (#524)

Author: shemau

examples/basic/main.tf

@@ -23,7 +23,6 @@ module "postgresql_db" {
   resource_tags      = var.resource_tags
   access_tags        = var.access_tags
   member_host_flavor = var.member_host_flavor
-  member_memory_mb   = var.member_memory_mb
 }
 
 # On destroy, we are seeing that even though the replica has been returned as

examples/basic/variables.tf

@@ -56,9 +56,3 @@ variable "member_host_flavor" {
   description = "Allocated host flavor per member. For more information, see https://registry.terraform.io/providers/IBM-Cloud/ibm/latest/docs/resources/database#host_flavor"
   default     = null
 }
-
-variable "member_memory_mb" {
-  type        = number
-  description = "Allocated memory per-member. See the following doc for supported values: https://cloud.ibm.com/docs/databases-for-postgresql?topic=databases-for-postgresql-resources-scaling"
-  default     = 4096
-}

tests/other_test.go

@@ -130,7 +130,6 @@ func TestRunBasicExampleWithFlavorMultitenant(t *testing.T) {
 		ResourceGroup:      resourceGroup,
 		TerraformVars: map[string]interface{}{
 			"member_host_flavor": "multitenant",
-			"member_memory_mb":   8192, // Requires a minimum of 8192 megabytes with multitenant flavor
 		},
 		CloudInfoService: sharedInfoSvc,
 	})