rousette: install the required YANG model

Fixes: https://gerrit.cesnet.cz/c/CzechLight/rousette/+/6410
Depends-on: https://gerrit.cesnet.cz/c/CzechLight/rousette/+/6682
Change-Id: I87136c1f8049ebbf8e99ba5390daae3e1f693a35
diff --git a/tests/czechlight-cfg-fs/migrations.py b/tests/czechlight-cfg-fs/migrations.py
index 7502b0f..c521452 100644
--- a/tests/czechlight-cfg-fs/migrations.py
+++ b/tests/czechlight-cfg-fs/migrations.py
@@ -21,6 +21,7 @@
 
 CLA_SYSREPO_PATH = BR2_ROOT / 'submodules/cla-sysrepo'
 VELIA_PATH = BR2_ROOT / 'submodules/velia'
+ROUSETTE_PATH = BR2_ROOT / 'submodules/rousette'
 ALARMS_PATH = BR2_ROOT / 'submodules/sysrepo-ietf-alarms'
 NETOPEER2_PATH = BR2_ROOT / 'submodules/dependencies/Netopeer2'
 
@@ -69,6 +70,7 @@
         res['SYSREPO_REPOSITORY_PATH'] = self._running_directory / 'sysrepo_repository'
         res['CLA_YANG'] = CLA_SYSREPO_PATH / 'yang'
         res['VELIA_YANG'] = VELIA_PATH / 'yang'
+        res['ROUSETTE_YANG'] = ROUSETTE_PATH / 'yang'
         res['ALARMS_YANG'] = ALARMS_PATH / 'yang'
         res['PROC_CMDLINE'] = self.proc_cmdline
         res['CFG_VERSION_FILE'] = self.version_file