[FL-2937] Remove resources from API to prevent frequent API version increase (#1935)

* Remove all icons from API
* Music player: icons
* Signal generator: icons
* Bt hid: icons
* Weather station: icons
* Picopass: icons
* File browser test: icons
* Example images: documentation
* Remove global assets header
* Fix picopass

Co-authored-by: あく <alleteam@gmail.com>

applications/services/power/power_service/power_i.h

@@ -5,6 +5,7 @@
 #include <stdint.h>
 #include <gui/view_dispatcher.h>
 #include <gui/gui.h>
+#include <assets_icons.h>
 
 #include <gui/modules/popup.h>
 #include "views/power_off.h"

applications/services/power/power_service/views/power_off.c

@@ -1,6 +1,7 @@
 #include "power_off.h"
 #include <furi.h>
 #include <gui/elements.h>
+#include <assets_icons.h>
 
 struct PowerOff {
     View* view;

applications/services/power/power_service/views/power_unplug_usb.c

@@ -1,6 +1,7 @@
 #include "power_unplug_usb.h"
 #include <furi.h>
 #include <gui/elements.h>
+#include <assets_icons.h>
 
 struct PowerUnplugUsb {
     View* view;