build(deps): bump debian from 11.0-slim to 11.1-slim

Bumps debian from 11.0-slim to 11.1-slim.

---
updated-dependencies:
- dependency-name: debian
  dependency-type: direct:production
...

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

Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/debian:11.0-slim
+FROM docker.io/debian:11.1-slim
 
 ARG GITOLITE_PACKAGE_VERSION=3.6.12-1
 ARG GIT_ANNEX_PACKAGE_VERSION=8.20210223-2