Change 'name' column to 'username' in t0 table

Replaced 'name' column with 'username' in table t0.

Author: adela-bytebase

migrations-semver/1.0.0_create_table_t0.sql

@@ -1,4 +1,4 @@
 CREATE TABLE "public"."t0" (
     "id" serial PRIMARY KEY,
-    "name" text
+    "username" text
 );