build(deps): bump golang from 1.21.4-alpine to 1.21.5-alpine

Bumps golang from 1.21.4-alpine to 1.21.5-alpine.

---
updated-dependencies:
- dependency-name: golang
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Dockerfile

@@ -8,7 +8,7 @@ COPY ./website/ ./
 RUN npm run build
 
 ### Build stage for the website backend server
-FROM golang:1.21.4-alpine as server
+FROM golang:1.21.5-alpine as server
 RUN apk add --no-cache gcc musl-dev
 WORKDIR /code
 ENV CGO_ENABLED=1