Add 1.5.0 backend constraints

Author: dflook

image/src/terraform_version/backend_constraints.json

@@ -1004,6 +1004,23 @@
       "skip_table_creation": [
         ">=0.14.0"
       ]
+    },
+    "environment_variables": {
+      "PG_CONN_STR": [
+        ">=1.5.0"
+      ],
+      "PG_SCHEMA_NAME": [
+        ">=1.5.0"
+      ],
+      "PG_SKIP_SCHEMA_CREATION": [
+        ">=1.5.0"
+      ],
+      "PG_SKIP_TABLE_CREATION": [
+        ">=1.5.0"
+      ],
+      "PG_SKIP_INDEX_CREATION": [
+        ">=1.5.0"
+      ]
     }
   },
   "s3": {