chore(deps): bump ubuntu from 6d8d979 to 8e5c4f0 (#77)

Bumps ubuntu from `6d8d979` to `8e5c4f0`.

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:focal@sha256:6d8d9799fe6ab3221965efac00b4c34a2bcc102c086a58dff9e19a08b913c7ef
+FROM ubuntu:focal@sha256:8e5c4f0285ecbb4ead070431d29b576a530d3166df73ec44affc1cd27555141b
 
 RUN apt-get update \
     && apt-get upgrade -y \