Update alpine Docker tag to v3.22

| datasource | package | from | to   |
| ---------- | ------- | ---- | ---- |
| docker     | alpine  | 3.19 | 3.22 |


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

Author: renovate[bot]

build/Dockerfile

@@ -213,7 +213,7 @@ RUN --mount=type=bind,from=alpine-fips-3.22,target=/tmp/fips/ \
 
 
 ############################################# Base image for Alpine with NGINX Plus, App Protect WAF and FIPS #############################################
-FROM alpine:3.19@sha256:6baf43584bcb78f2e5847d1de515f23499913ac9f12bdf834811a3145eb11ca1 AS alpine-plus-nap-fips
+FROM alpine:3.22@sha256:4b7ce07002c69e8f3d704a9c5d6fd3053be500b7f1c69fc0d80990c2ad8dd412 AS alpine-plus-nap-fips
 ARG NGINX_PLUS_VERSION
 ARG NAP_WAF_VERSION
 ARG PACKAGE_REPO
@@ -248,7 +248,7 @@ RUN --mount=type=bind,from=alpine-fips-3.19,target=/tmp/fips/ \
 
 
 ############################################# Base image for Alpine with NGINX Plus, App Protect WAFv5 and FIPS #############################################
-FROM alpine:3.19@sha256:6baf43584bcb78f2e5847d1de515f23499913ac9f12bdf834811a3145eb11ca1 AS alpine-plus-nap-v5-fips
+FROM alpine:3.22@sha256:4b7ce07002c69e8f3d704a9c5d6fd3053be500b7f1c69fc0d80990c2ad8dd412 AS alpine-plus-nap-v5-fips
 ARG NGINX_PLUS_VERSION
 ARG PACKAGE_REPO
 ARG NAP_WAF_VERSION