openthread: optimize FTD and MTD configurations

Removed support for:
- DHCPv6 client
- Joiner
- SNTP client
- Link Metrics initiator

in FTD and MTD variants to optimize space for application.

Signed-off-by: Maciej Baczmanski <[email protected]>

openthread/Kconfig

@@ -81,18 +81,14 @@ config OPENTHREAD_NORDIC_LIBRARY_FTD
 	bool "Nordic Optimized FTD configuration"
 	select OPENTHREAD_COAP
 	select OPENTHREAD_DNS_CLIENT
-	select OPENTHREAD_DHCP6_CLIENT
 	select OPENTHREAD_ECDSA
 	select OPENTHREAD_EXTERNAL_HEAP
 	select OPENTHREAD_IP6_FRAGM
-	select OPENTHREAD_JOINER
 	select OPENTHREAD_NETDIAG_CLIENT
 	select OPENTHREAD_SLAAC
-	select OPENTHREAD_SNTP_CLIENT
 	select OPENTHREAD_SRP_CLIENT
 	select OPENTHREAD_DUA if !OPENTHREAD_THREAD_VERSION_1_1
 	select OPENTHREAD_MLR if !OPENTHREAD_THREAD_VERSION_1_1
-	select OPENTHREAD_LINK_METRICS_INITIATOR if !OPENTHREAD_THREAD_VERSION_1_1
 	select OPENTHREAD_LINK_METRICS_SUBJECT if !OPENTHREAD_THREAD_VERSION_1_1
 	help
 	  Nordic Semiconductor optimized OpenThread features for FTD.
@@ -101,18 +97,14 @@ config OPENTHREAD_NORDIC_LIBRARY_MTD
 	bool "Nordic Optimized MTD configuration"
 	select OPENTHREAD_COAP
 	select OPENTHREAD_DNS_CLIENT
-	select OPENTHREAD_DHCP6_CLIENT
 	select OPENTHREAD_ECDSA
 	select OPENTHREAD_EXTERNAL_HEAP
 	select OPENTHREAD_IP6_FRAGM
-	select OPENTHREAD_JOINER
 	select OPENTHREAD_NETDIAG_CLIENT
 	select OPENTHREAD_SLAAC
-	select OPENTHREAD_SNTP_CLIENT
 	select OPENTHREAD_SRP_CLIENT
 	select OPENTHREAD_DUA if !OPENTHREAD_THREAD_VERSION_1_1
 	select OPENTHREAD_MLR if !OPENTHREAD_THREAD_VERSION_1_1
-	select OPENTHREAD_LINK_METRICS_INITIATOR if !OPENTHREAD_THREAD_VERSION_1_1
 	select OPENTHREAD_CSL_RECEIVER if !OPENTHREAD_THREAD_VERSION_1_1
 	help
 	  Nordic Semiconductor optimized OpenThread features for MTD.