build(deps): bump python from 3.9.2-slim to 3.9.5-slim in /bot

Bumps python from 3.9.2-slim to 3.9.5-slim.

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

bot/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.9.2-slim
+FROM python:3.9.5-slim
 
 ADD tools /src/tools
 ADD bot /src/bot