Update description for multifire test

Author: mkavulich

tests/WE2E/test_configs/fire/config.UFS_FIRE_multifire_two-way-coupled.yaml

@@ -1,6 +1,8 @@
 metadata:
   description: >-
-    Tests the UFS_FIRE capability for multiple fire ignitions with one-way (ATM-->FIRE) coupling
+    Tests the UFS_FIRE capability for multiple fire ignitions with two-way (ATM<-->FIRE) coupling.
+    Also tests OpenMP parallelism (OMP_NUM_THREADS_FIRE=2) and namelist option WIND_VINTERP_OPT=1
+
 user:
   RUN_ENVIR: community
 workflow: