Revert "Fix XML comments in opcreds cluster"

[mspang]

Reverts #7598

[todo]

Once FabricIndex is implemented, have RemoveFabric take an index instead of vid+fabricId+nopeId

connectedhomeip/src/app/zap-templates/zcl/operational-credentials-cluster.xml

Lines 42 to 45 in bd1b03a

	// TODO: Once FabricIndex is implemented, have RemoveFabric take an index instead of vid+fabricId+nopeId
	<command source="client" code="0x0a" name="RemoveFabric" optional="false">
	<description>This command is used by Administrative Nodes to remove a given Fabric and delete all associated
	fabric-scoped data.</description>

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This comment was generated by todo based on a TODO comment in bd1b03a in #7678. cc @project-chip.

[todo]

Remove SetFabric + SetFabricResponse once addOptCert command is implemented

connectedhomeip/src/app/zap-templates/zcl/operational-credentials-cluster.xml

Lines 51 to 54 in bd1b03a

	// TODO: Remove SetFabric + SetFabricResponse once addOptCert command is implemented
	<command source="client" code="0x00" name="SetFabric" optional="false">
	<description>Sets the vendorID of the fabric and returns the fabricId of newly created fabric.</description>
	<arg name="VendorId" type="INT16U"/>

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This comment was generated by todo based on a TODO comment in bd1b03a in #7678. cc @project-chip.

[woody-apple]

#7677 ?