[odrs-web] Install mysqlclient

[Richard Hughes <rhughes src gnome org>]

commit 89eead69ad592bf73be93e09ab1da0eeb32d89e4
Author: Richard Hughes <richard hughsie com>
Date:   Wed Mar 16 14:49:48 2022 +0000

    Install mysqlclient

 app_data/requirements.txt | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/app_data/requirements.txt b/app_data/requirements.txt
index 28919ce..1b4f8fb 100644
--- a/app_data/requirements.txt
+++ b/app_data/requirements.txt
@@ -18,6 +18,7 @@ Mako==1.1.6
 MarkupSafe==2.0.1
 mccabe==0.6.1
 more-itertools==8.12.0
+mysqlclient==2.1.0
 packaging==21.3
 platformdirs==2.4.0
 pluggy==1.0.0