chore(deps): update image golang to v1.22.6 (#96)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Dockerfile

@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
 ## Build stage
-FROM golang:1.22.5-alpine@sha256:ff45d877acb9408879d7d5c0a1aa002f97865496627e7c68c353469bea8ca957 as build
+FROM golang:1.22.6-alpine@sha256:1a478681b671001b7f029f94b5016aed984a23ad99c707f6a0ab6563860ae2f3 as build
 
 RUN apk --no-cache add ca-certificates tzdata
 RUN addgroup --gid 65532 kani && \