Removed tabs from headers

include/SDL3/SDL_gpu.h

@@ -490,7 +490,7 @@ typedef enum SDL_GPUTextureType
     SDL_GPU_TEXTURETYPE_2D_ARRAY,   /**< The texture is a 2-dimensional array image. */
     SDL_GPU_TEXTURETYPE_3D,         /**< The texture is a 3-dimensional image. */
     SDL_GPU_TEXTURETYPE_CUBE,       /**< The texture is a cube image. */
-	SDL_GPU_TEXTURETYPE_CUBE_ARRAY  /**< The texture is a cube array image. */
+    SDL_GPU_TEXTURETYPE_CUBE_ARRAY  /**< The texture is a cube array image. */
 } SDL_GPUTextureType;
 
 /**