Mark cost center not required.

README.MD

@@ -10,6 +10,8 @@ npx hasura console --admin-secret Dev-BodyShopAppBySnaptSoftware!
 Migrating to Staging:
 npx hasura migrate apply --endpoint https://db.imex.online/ --admin-secret 'Production-ImEXOnline!@#'
 
+npx hasura migrate apply --version "1620770615633" --skip-execution --endpoint https://db.test.bodyshop.app/ --admin-secret 'Test-ImEXOnlineBySnaptSoftware!'
+
 NGROK TEsting:
 
 ./ngrok.exe http http://localhost:5000 -host-header="localhost:5000"

hasura/migrations/1620770615633_alter_table_public_vendors_alter_column_cost_center/down.yaml

@@ -0,0 +1,5 @@
+- args:
+    cascade: false
+    read_only: false
+    sql: ALTER TABLE "public"."vendors" ALTER COLUMN "cost_center" SET NOT NULL;
+  type: run_sql

hasura/migrations/1620770615633_alter_table_public_vendors_alter_column_cost_center/up.yaml

@@ -0,0 +1,5 @@
+- args:
+    cascade: false
+    read_only: false
+    sql: ALTER TABLE "public"."vendors" ALTER COLUMN "cost_center" DROP NOT NULL;
+  type: run_sql