adjust code styling

src/modules/graphics/Texture.h

@@ -290,7 +290,7 @@ public:
 
 	Quad *getQuad() const;
 
-	const Optional<std::string>& getDebugName() const { return debugName; }
+	const Optional<std::string> &getDebugName() const { return debugName; }
 
 	static int getTotalMipmapCount(int w, int h);
 	static int getTotalMipmapCount(int w, int h, int d);

src/modules/graphics/vulkan/Graphics.cpp

@@ -1403,7 +1403,7 @@ const OptionalDeviceExtensions &Graphics::getEnabledOptionalDeviceExtensions() c
 	return optionalDeviceExtensions;
 }
 
-const OptionalInstanceExtensions& Graphics::getEnabledOptionalInstanceExtensions() const
+const OptionalInstanceExtensions &Graphics::getEnabledOptionalInstanceExtensions() const
 {
 	return optionalInstanceExtensions;
 }

src/modules/graphics/vulkan/Graphics.h

@@ -321,7 +321,7 @@ public:
 	void setComputeShader(Shader *computeShader);
 	graphics::Shader::BuiltinUniformData getCurrentBuiltinUniformData();
 	const OptionalDeviceExtensions &getEnabledOptionalDeviceExtensions() const;
-	const OptionalInstanceExtensions& getEnabledOptionalInstanceExtensions() const;
+	const OptionalInstanceExtensions &getEnabledOptionalInstanceExtensions() const;
 	VkSampleCountFlagBits getMsaaCount(int requestedMsaa) const;
 	void setVsync(int vsync);
 	int getVsync() const;