update database port

Author: ruheni

.env.example

@@ -4,7 +4,7 @@
 # Prisma supports the native connection string format for PostgreSQL, MySQL, SQLite, SQL Server, MongoDB and CockroachDB (Preview).
 # See the documentation for all the connection string options: https://pris.ly/d/connection-strings
 
-DATABASE_URL="postgresql://postgres:postgres@localhost:5429/blog"
+DATABASE_URL="postgresql://postgres:postgres@localhost:5432/blog"
 
 SECRET='random-secret-string'