[FL-3299] furi_crash: added C2 status; added fw-version gdb command (#2638)

* furi_crash: added C2 status
* debug: Added "fw-version" gdb command; vscode: updated configuration to use new command
* debug: added fw-info command to debug_other session
* Toolbox: versioned structure for Version
* debug: fw-version: no longer needs an ELF file loaded
* debug: flipperversion: removed unused variable
* debug_other: print running fw version

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

firmware/targets/f18/api_symbols.csv

@@ -1,5 +1,5 @@
 entry,status,name,type,params
-Version,+,26.0,,
+Version,+,26.1,,
 Header,+,applications/services/bt/bt_service/bt.h,,
 Header,+,applications/services/cli/cli.h,,
 Header,+,applications/services/cli/cli_vcp.h,,
@@ -823,6 +823,7 @@ Function,+,furi_hal_bt_change_app,_Bool,"FuriHalBtProfile, GapEventCallback, voi
 Function,+,furi_hal_bt_clear_white_list,_Bool,
 Function,+,furi_hal_bt_dump_state,void,FuriString*
 Function,+,furi_hal_bt_ensure_c2_mode,_Bool,BleGlueC2Mode
+Function,-,furi_hal_bt_get_hardfault_info,const FuriHalBtHardfaultInfo*,
 Function,+,furi_hal_bt_get_key_storage_buff,void,"uint8_t**, uint16_t*"
 Function,+,furi_hal_bt_get_radio_stack,FuriHalBtStack,
 Function,+,furi_hal_bt_get_rssi,float,