add retry to build icon jobs because spack install sometimes failes due to download timeouts

conf/real-from-dwd-ana/jobs.yml

@@ -65,6 +65,8 @@ JOBS:
     DEPENDENCIES: TRANSFER_PROJECT
     WALLCLOCK: 04:00
     PROCESSORS: 16
+    RETRIALS: 2 # retry beause spack downloads sometimes timeout
+    NODES: 1
 
   BUILD_PYTHON_ENVIRONMENT:
     FILE: templates/common/build_python_environment.sh
@@ -72,6 +74,7 @@ JOBS:
     DEPENDENCIES: BUILD_ICON
     WALLCLOCK: 01:00
     PROCESSORS: 16
+    NODES: 1
 
   PREPARE_EXPERIMENT:
     FILE: templates/real-from-dwd-ana/prepare_experiment.sh
@@ -130,4 +133,4 @@ JOBS:
     FILE: templates/common/clean.sh
     DEPENDENCIES: TRANSFER
     WALLCLOCK: 00:10
-    RUNNING: member
\ No newline at end of file
+    RUNNING: member

conf/real-from-ideal/jobs.yml

@@ -62,8 +62,9 @@ JOBS:
   BUILD_ICON:
     FILE: templates/common/build_icon.sh
     DEPENDENCIES: TRANSFER_PROJECT
-    WALLCLOCK: 01:00
+    WALLCLOCK: 04:00
     PROCESSORS: 16
+    RETRIALS: 2 # retry beause spack downloads sometimes timeout
     NODES: 1
 
   BUILD_PYTHON_ENVIRONMENT:
@@ -137,6 +138,7 @@ JOBS:
     WALLCLOCK: 01:00
     RUNNING: chunk
     PROCESSORS: 16
+    NODES: 1
 
   COMPRESS:
     FILE: templates/common/compress.py