Update to Alpine 3.17 (#21904)

This pull request is for updating the base docker images to build with
the latest version of Alpine.

.drone.yml

         from_secret: crowdin_key
 
   - name: update
-    image: alpine:3.13
+    image: alpine:3.17
     pull: always
     commands:
       - ./build/update-locales.sh

Dockerfile

 #Build stage
-FROM golang:1.19-alpine3.16 AS build-env
+FROM golang:1.19-alpine3.17 AS build-env
 
 ARG GOPROXY
 ENV GOPROXY ${GOPROXY:-direct}
 # Begin env-to-ini build
 RUN go build contrib/environment-to-ini/environment-to-ini.go
 
-FROM alpine:3.16
+FROM alpine:3.17
 LABEL maintainer="maintainers@gitea.io"
 
 EXPOSE 22 3000

Dockerfile.rootless

 #Build stage
-FROM golang:1.19-alpine3.16 AS build-env
+FROM golang:1.19-alpine3.17 AS build-env
 
 ARG GOPROXY
 ENV GOPROXY ${GOPROXY:-direct}
 # Begin env-to-ini build
 RUN go build contrib/environment-to-ini/environment-to-ini.go
 
-FROM alpine:3.16
+FROM alpine:3.17
 LABEL maintainer="maintainers@gitea.io"
 
 EXPOSE 2222 3000