Gui: refactor buttons remapping (#1949)

* Gui: refactor buttons remapping
  Instead of calling 3 separate functions with a ton of switch/case statements,
  use a 2-dimensional lookup table to remap buttons based on the orientation.
* Gui: cleanup input mapping and fix incorrect asserts
* SnakeGame: handle input special case

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

applications/services/input/input.c

@@ -60,8 +60,9 @@ const char* input_get_type_name(InputType type) {
         return "Long";
     case InputTypeRepeat:
         return "Repeat";
+    default:
+        return "Unknown";
     }
-    return "Unknown";
 }
 
 int32_t input_srv(void* p) {

applications/services/input/input.h

@@ -22,6 +22,7 @@ typedef enum {
     InputTypeShort, /**< Short event, emitted after InputTypeRelease done withing INPUT_LONG_PRESS interval */
     InputTypeLong, /**< Long event, emmited after INPUT_LONG_PRESS interval, asynchronouse to InputTypeRelease  */
     InputTypeRepeat, /**< Repeat event, emmited with INPUT_REPEATE_PRESS period after InputTypeLong event */
+    InputTypeMAX, /**< Special value for exceptional */
 } InputType;
 
 /** Input Event, dispatches with FuriPubSub */