Fix shutdown timeout and make it upstream with Supervisor (#33973)

* Fix shutdown timeout and make it upstream with Supervisor

* Moved ENV command up

* Update finish

Co-authored-by: Franck Nijhof <git@frenck.dev>

Dockerfile

 ARG BUILD_FROM
 FROM ${BUILD_FROM}
 
+ENV \
+    S6_SERVICES_GRACETIME=60000
+
 WORKDIR /usr/src
 
 ## Setup Home Assistant
 COPY . homeassistant/
-RUN pip3 install --no-cache-dir --no-index --only-binary=:all: --find-links "${WHEELS_LINKS}" \
+RUN \
+    pip3 install --no-cache-dir --no-index --only-binary=:all: --find-links "${WHEELS_LINKS}" \
         -r homeassistant/requirements_all.txt -c homeassistant/homeassistant/package_constraints.txt \
     && pip3 install --no-cache-dir --no-index --only-binary=:all: --find-links "${WHEELS_LINKS}" \
         -e ./homeassistant \

rootfs/etc/services.d/home-assistant/finish

-#!/usr/bin/execlineb -S0
+#!/usr/bin/execlineb -S1
 # ==============================================================================
 # Take down the S6 supervision tree when Home Assistant fails
 # ==============================================================================
 if { s6-test ${1} -ne 100 }
+if { s6-test ${1} -ne 256 }
 
-s6-svscanctl -t /var/run/s6/services
+s6-svscanctl -t /var/run/s6/services
\ No newline at end of file