srp enable (#342)

Co-authored-by: Romulo Quidute Filho <116586593+rquidute@users.noreply.github.com>

Author: khodya

test_collections/matter/scripts/OTBR/otbr_start.sh

@@ -87,6 +87,7 @@ BR_PARAMS=(
 "ifconfig up"
 "thread start"
 "netdata register"
+"srp server enable"
 "dataset active -x"
 )
 

test_collections/matter/sdk_tests/support/otbr_manager/otbr_manager.py

@@ -221,6 +221,7 @@ async def form_thread_topology(self) -> None:
         self._send_command("thread start")
         self._send_command(f"prefix add {self.__on_mesh_prefix} pasor")
         self._send_command("netdata register")
+        self._send_command("srp server enable")
 
         # Allow OTBR extra time to form the network, before attempting to use.
         await asyncio.sleep(OTBR_READINESS_EXTRA_TIME)