These IM related callbacks contains small or no generated code, should be put in...

[todo]

connectedhomeip/src/app/zap-templates/templates/app/CHIPClientCallbacks-src.zapt

Lines 121 to 126 in 1ec219d

	{{! TODO: These IM related callbacks contains small or no generated code, should be put into seperate file to reduce the size of template. }}
	// Singleton instance of the callbacks manager
	app::CHIPDeviceCallbacksMgr & gCallbacks = app::CHIPDeviceCallbacksMgr::GetInstance();
	{{#chip_client_clusters}}

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This issue was generated by todo based on a TODO comment in 1ec219d. It's been assigned to @andy31415 because they committed the code.

[carol-apple]

This is a dupe of #11152