Fix notify script lock

scripts/notify

@@ -72,15 +72,12 @@ upload() {
 delete_outdated() {
   local filepath="$1"
 
-  acquire_lock
-
   rm -f "$1"
   rm -f "${PROJECT}/motion/${name}.jpg"
   find "${HOME}/photo/" -mmin +5 -delete
   find "${PROJECT}/motion/" -iname "*.jpg" -mmin +5 -delete
   find "${PROJECT}/motion/labels/" -mmin +5 -delete
 
-  release_lock
 }
 
 release_lock () {
@@ -92,10 +89,13 @@ main() {
   local name
   name="$(basename "${filepath}" .jpg)"
 
+  acquire_lock
+
   # If devices are present, don't notify.
   if (( "${#DEVICES[@]}" )); then
     if check_devices; then
       delete_outdated "${filepath}" "${name}"
+      release_lock
       exit 0
     fi
   fi
@@ -111,6 +111,7 @@ main() {
   upload "${name}"
 
   delete_outdated "${filepath}" "${name}"
+  release_lock
 }
 
 main "$@"