Bump golang from 1.21-alpine to 1.22-alpine in /debug (#2176)

Bumps golang from 1.21-alpine to 1.22-alpine.

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

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

Author: dependabot[bot]

debug/Dockerfile

@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1.7
 # This Dockerfile builds an image with the dlv debugger. See the debugging guide in the developer docs for details
 # on how to use it.
-FROM golang:1.21-alpine AS builder
+FROM golang:1.22-alpine AS builder
 
 RUN go install github.com/go-delve/delve/cmd/dlv@latest