GL: TextureFormat::R3B3G2 had a typo in the name.

Use R3G3B2 instead. The íold name is preserved for compatibility, but
marked as deprecated and scheduled for removal in a future release.

doc/changelog.dox

@@ -657,6 +657,8 @@ See also:
     @ref Corrade::Containers::ArrayView. This header is included automatically
     when @ref MAGNUM_BUILD_DEPRECATED is enabled, include it explicitly to stay
     forward compatible.
+-   @cpp GL::TextureFormat::R3B3G2 @ce had a misleading typo in the name, use
+    @ref GL::TextureFormat::R3G3B2 instead.
 -   @cpp Magnum/MeshTools/GenerateFlatNormals.h @ce is deprecated, use
     @cpp Magnum/MeshTools/GenerateNormals.h @ce instead
 -   @cpp MeshTools::generateFlatNormals(const std::vector<UnsignedInt>&, const std::vector<Vector3>&) @ce

src/Magnum/GL/AbstractTexture.cpp

@@ -660,7 +660,7 @@ PixelFormat pixelFormatForInternalFormat(const TextureFormat internalFormat) {
         case TextureFormat::RGB32F:
         #endif
         #ifndef MAGNUM_TARGET_GLES
-        case TextureFormat::R3B3G2:
+        case TextureFormat::R3G3B2:
         case TextureFormat::RGB4:
         case TextureFormat::RGB5:
         #endif
@@ -1091,7 +1091,7 @@ PixelType pixelTypeForInternalFormat(const TextureFormat internalFormat) {
         #endif
 
         #ifndef MAGNUM_TARGET_GLES
-        case TextureFormat::R3B3G2:
+        case TextureFormat::R3G3B2:
             return PixelType::UnsignedByte332;
         case TextureFormat::RGB4:
             return PixelType::UnsignedShort4444;

src/Magnum/GL/TextureFormat.h

@@ -797,7 +797,15 @@ enum class TextureFormat: GLenum {
      * RGB, normalized unsigned, red and green component 3bit, blue 2bit.
      * @requires_gl Packed 8bit types are not available in OpenGL ES or WebGL.
      */
-    R3B3G2 = GL_R3_G3_B2,
+    R3G3B2 = GL_R3_G3_B2,
+
+    #ifdef MAGNUM_BUILD_DEPRECATED
+    /** RGB, normalized unsigned, red and green component 3bit, blue 2bit.
+     * @deprecated This one had a misleading typo in the name, use
+     *      @ref TextureFormat::R3G3B2 instead.
+     */
+    R3B3G2 CORRADE_DEPRECATED_ENUM("use R3G3B2 instead") = R3G3B2,
+    #endif
 
     /**
      * RGB, each component normalized unsigned 4bit.