[odrs-web] trivial: Fix the MySQL example for new versions

[Richard Hughes <rhughes src gnome org>]

commit 742b764d7ef208ed9fd789a75b260564f3210433
Author: Richard Hughes <richard hughsie com>
Date:   Wed Apr 29 16:55:48 2020 +0100

    trivial: Fix the MySQL example for new versions

 app_data/odrs/example.cfg | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/app_data/odrs/example.cfg b/app_data/odrs/example.cfg
index f0e744f..71eeb61 100644
--- a/app_data/odrs/example.cfg
+++ b/app_data/odrs/example.cfg
@@ -6,7 +6,7 @@ HOST_NAME = 'localhost'
 APP_NAME = 'ODRS'
 IP = '127.0.0.1'
 PORT = 5000
-SQLALCHEMY_DATABASE_URI = 'mysql+pymysql://test:test@localhost/odrs?charset=utf8mb4'
+SQLALCHEMY_DATABASE_URI = 
'mysql+pymysql://test:test@localhost/odrs?charset=utf8mb4&unix_socket=/var/lib/mysql/mysql.sock'
 SQLALCHEMY_TRACK_MODIFICATIONS = False
 MYSQL_DATABASE_CHARSET = 'utf8mb4'
 ODRS_REVIEWS_SECRET = '1'