refactor: Remove all unwanted whitespace

modules/simple_sample/gfx/gfx.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2018 naehrwert
- * Copyright (C) 2018 CTCaer
+ * Copyright (c) 2018 CTCaer
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,
@@ -254,7 +254,6 @@ void gfx_putc(gfx_con_t *con, char c)
 		}
 		break;
 	}
-	
 }
 
 void gfx_puts(gfx_con_t *con, const char *s)

modules/simple_sample/gfx/gfx.h

@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 2018 naehrwert
- * Copyright (C) 2018 CTCaer
- * Copyright (C) 2018 M4xw
+ * Copyright (c) 2018 CTCaer
+ * Copyright (c) 2018 M4xw
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,