Remove Docker heathchecks (#3161)

* Update Dockerfile

Remove heathcheck

* Update Dockerfile-Alpine

Remove heathcheck

* Update Dockerfile-QEMU-ARM

Remove heathcheck

Docker/Dockerfile

@@ -59,6 +59,3 @@ EXPOSE 80
 CMD ([ -z "$CRON_MIN" ] || cron) && \
 	. /etc/apache2/envvars && \
 	exec apache2 -D FOREGROUND
-
-HEALTHCHECK --start-period=20s --interval=37s --timeout=5s --retries=3 \
-	CMD (php -r "readfile('http://localhost/i/');" | grep -q 'jsonVars') || exit 1

Docker/Dockerfile-Alpine

@@ -54,6 +54,3 @@ EXPOSE 80
 # hadolint ignore=DL3025
 CMD ([ -z "$CRON_MIN" ] || crond -d 6) && \
 	exec httpd -D FOREGROUND
-
-HEALTHCHECK --start-period=20s --interval=37s --timeout=5s --retries=3 \
-	CMD (php -r "readfile('http://localhost/i/');" | grep -q 'jsonVars') || exit 1

Docker/Dockerfile-QEMU-ARM

@@ -71,6 +71,3 @@ EXPOSE 80
 CMD ([ -z "$CRON_MIN" ] || cron) && \
 	. /etc/apache2/envvars && \
 	exec apache2 -D FOREGROUND
-
-HEALTHCHECK --start-period=20s --interval=37s --timeout=5s --retries=3 \
-	CMD (php -r "readfile('http://localhost/i/');" | grep -q 'jsonVars') || exit 1