Tweak sizes of some SL_ZIGBEE parameters #250

Job	Run time
List firmware manifests	2s
Run pre-commit	11s
Create build container image	12s
Firmware builder (manifests/aeotec/zga008_openthread_rcp.yaml)	6m 24s
Firmware builder (manifests/aeotec/zga008_zigbee_ncp.yaml)	6m 22s
Firmware builder (manifests/easyiot/zb-gw04-1v1_openthread_rcp.yaml)	6m 24s
Firmware builder (manifests/easyiot/zb-gw04-1v1_zigbee_ncp.yaml)	1m 23s
Firmware builder (manifests/easyiot/zb-gw04-1v2_openthread_rcp.yaml)	6m 25s
Firmware builder (manifests/easyiot/zb-gw04-1v2_zigbee_ncp.yaml)	16m 12s
Firmware builder (manifests/easyiot/zb-gw04_bootloader.yaml)	16m 3s
Firmware builder (manifests/smlight/slzb06m_opentread_rcp.yaml)	17m 45s
Firmware builder (manifests/smlight/slzb06m_zigbee_ncp.yaml)	1m 22s
Firmware builder (manifests/smlight/slzb07Mg24_bootloader.yaml)	14m 31s
Firmware builder (manifests/smlight/slzb07Mg24_opentread_rcp.yaml)	19m 15s
Firmware builder (manifests/smlight/slzb07Mg24_zigbee_ncp.yaml)	5m 47s
Firmware builder (manifests/smlight/slzb07_bootloader.yaml)	19m 32s
Firmware builder (manifests/smlight/slzb07_opentread_rcp.yaml)	6m 25s
Firmware builder (manifests/smlight/slzb07_zigbee_ncp.yaml)	16m 12s
Firmware builder (manifests/sonoff/zbdonglee_openthread_rcp.yaml)	19m 44s
Firmware builder (manifests/sonoff/zbdonglee_zigbee_ncp.yaml)	19m 42s
Firmware builder (manifests/sparkfun/mgm240p_bootloader.yaml)	7m 14s
Firmware builder (manifests/sparkfun/mgm240p_openthread_rcp.yaml)	7m 29s
Firmware builder (manifests/sparkfun/mgm240p_zigbee_ncp.yaml)	1m 21s
Upload release assets	0s
	3h 35m 57s

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