Moved and renamed files for consistent C code style (#463)

* **Documentation**
  * Added new C coding style guide detailing naming conventions for files, directories, macros, constants, variables, functions, and type definitions with illustrative examples.
  * Updated C++ coding style documentation with clarifications on C naming conventions and header directory organization patterns.

* **Refactor**
  * Updated header include paths throughout the codebase to use lowercase naming conventions consistently.

Tests/TactilityKernel/Main.cpp

@@ -2,7 +2,7 @@
 #include "doctest.h"
 #include <cassert>
 
-#include <Tactility/FreeRTOS/task.h>
+#include <tactility/freertos/task.h>
 
 typedef struct {
     int argc;