* Remove PLATFORM_RPI

* remove build artifacts

---------

Co-authored-by: MichaelFiber <michael@cubeofb.org>
Co-authored-by: Ray <raysan5@gmail.com>

This reverts commit e4dcbd5180.

* Support 16-Bit HDR textures

* Fix build on emscripten

* Move helper functions

* Continuation of support for ES3/WebGL2

* GetTouchPointState()

* Amends to the WebGL2 PR

---------

Co-authored-by: root <root@DESKTOP-GLOV9QV>
Co-authored-by: chemguerra <online@chemaguerra.com>

Just added the required flags to request the OpenGL ES 3.0 context but it has not been tested...

* Fixed some grammar mistakes.

* Fixed some typos.

pilepine=>pipeline
chosing=>choosing
additioanlly=>additionally
attachmment=>attachment
initialize=>inititialize
Binded=>Bound
lattest=>latest

hi @raysan5, I ran rlgl.h into some "typo checking" program(basically a JetBrains IDE), and here are all the things that the program was able to spot and fix. as my English isn't really well I would like it if you could check that I didn't make any mistakes in the typo fixing...

Co-authored-by: Uneven Prankster <unevenprankster@pm.me>

Co-authored-by: Uneven Prankster <unevenprankster@pm.me>

* OpenGLES 2.0 support on PLATFORM_DESKTOP

* exmples raylib_opengl_interop desktop GLES2 support

* rename gles2.h -> glad_gles2.h

* Use const for pointer float array

* missed a definition

Reviewed formating to follow raylib coding conventions.

rlCullFace sets the face culling mode to RL_FRONT or RL_BACK which correspond to GL_FRONT and GL_BACK respectively.

As generation is done in software, it's up to the user to do it. `ImageMipmaps()` is already provided for reference.

* [rlgl] Check for extensions before enabling them

* Shift to glad on macOS

* #undef CORE_OPENGL_33

* Remove version hack and fix ASTC compression assumption

* Remove loader from glad

* Use GLAD_MALLOC/FREE instead of malloc/free

* More explicit extension checking