Undo some TODO (#3024)

* TODO FL-3497: impossible to fix with current memory allocator

* TODO FL-3497: removed, requires radically different settings approach

* TODO FL-3514: removed, yes we should

* TODO FL-3498: implemented, guarding view port access with mutex.

* TODO FL-3515: removed, questionable but ok

* TODO FL-3510: removed, comment added

* TODO FL-3500: refactored, store pin numbers in GpioPinRecord, fix gpio app crash caused by incorrect gpio_pins traversal.

* Format Sources

* TODO FL-3505: removed, mutex alone is not going to fix issue with WPAN architecture

* TODO FL-3506: removed, change ownership by copy is good

* TODO FL-3519: documentation and link to source added

* Lib: remove unneded total sum from comment in bq27220

---------

Co-authored-by: hedger <hedger@users.noreply.github.com>

applications/services/desktop/desktop.c

@@ -101,7 +101,6 @@ static void desktop_clock_draw_callback(Canvas* canvas, void* context) {
     char buffer[20];
     snprintf(buffer, sizeof(buffer), "%02u:%02u", hour, desktop->time_minute);
 
-    // TODO FL-3515: never do that, may cause visual glitches
     view_port_set_width(
         desktop->clock_viewport,
         canvas_string_width(canvas, buffer) - 1 + (desktop->time_minute % 10 == 1));
@@ -126,8 +125,6 @@ static bool desktop_custom_event_callback(void* context, uint32_t event) {
         return true;
     case DesktopGlobalAfterAppFinished:
         animation_manager_load_and_continue_animation(desktop->animation_manager);
-        // TODO FL-3497: Implement a message mechanism for loading settings and (optionally)
-        // locking and unlocking
         DESKTOP_SETTINGS_LOAD(&desktop->settings);
 
         desktop_clock_reconfigure(desktop);