Merge bt_trigger from https://github.com/xMasterX/all-the-plugins

bt_trigger/.gitsubtree

@@ -1,2 +1,2 @@
-https://github.com/xMasterX/all-the-plugins dev apps_source_code/bluetooth-trigger 4558d74c9da36abc851edd96a95d18f7d5511a75
+https://github.com/xMasterX/all-the-plugins dev apps_source_code/bluetooth-trigger 078e2ad4999a414d5211d039bc9bc067ea47e5c2
 https://github.com/Nem0oo/flipper-zero-bluetooth-trigger main /

bt_trigger/README.md

@@ -13,3 +13,4 @@ To take a picture remotely, do as follows:
 
 You can take multiple pictures by pressing the Ok button. You can also set the delay between shots by pressing the Up and Down buttons. The number of photos taken is displayed in the app. To reset the shot count, press the Left button.
 
+Your smartphone must be configured to use the volume-up button as shutter. It will not work if the phone is configured to use the volume buttons for zoom.