[develop] Update ufs-weather-model and UPP hashes to February versions (ufs-community#1356)

* Externals.cfg - Update ufs-weather-model hash to a796a4f (February 10) and UPP hash to 7d9597c (February 6)
* ush/config.smoke_dust.yaml - Increase run_post task's walltime from 15 minutes to 20 minutes to allow for the increase in walltime in UPP

Author: MichaelLueken

Externals.cfg

@@ -12,7 +12,7 @@ protocol = git
 repo_url = https://github.com/ufs-community/ufs-weather-model
 # Specify either a branch name or a hash but not both.
 #branch = develop
-hash = 06afcd6
+hash = a796a4f
 local_path = sorc/ufs-weather-model
 required = True
 
@@ -21,7 +21,7 @@ protocol = git
 repo_url = https://github.com/NOAA-EMC/UPP
 # Specify either a branch name or a hash but not both.
 #branch = develop
-hash = 8d41f98
+hash = 7d9597c
 local_path = sorc/UPP
 required = True
 

ush/config.smoke_dust.yaml

@@ -47,6 +47,10 @@ task_run_fcst:
     DT_ATMOS: 36
   QUILTING: true
 task_run_post:
+  upp:
+    execution:
+      batchargs:
+        walltime: 00:20:00
   envvars:
     POST_OUTPUT_DOMAIN_NAME: conus3km
     USE_CUSTOM_POST_CONFIG_FILE: false