split pair list into 2 separate lists and use 5 jobs for more even time balancing

.github/workflows/kokkos-regression.yaml

@@ -17,9 +17,9 @@ jobs:
     env:
       CCACHE_DIR: ${{ github.workspace }}/.ccache
     strategy:
-      max-parallel: 4
+      max-parallel: 5
       matrix:
-        idx: [ 'pair', 'fix', 'compute', 'misc' ]
+        idx: [ 'pair-0', 'pair-1', 'fix', 'compute', 'misc' ]
 
     steps:
     - name: Checkout repository
@@ -93,8 +93,10 @@ jobs:
       run: |
         source linuxenv/bin/activate
         python3 tools/regression-tests/get_kokkos_input.py \
-               --examples-top-level=examples \
+               --examples-top-level=examples --batch-size=100 \
                --filter-out="balance;fire;gcmc;granregion;mdi;mliap;neb;pace;prd;pour;python;snap"
+        cat input-list-fix-1-kk.txt >> input-list-fix-0-kk.txt
+        mv input-list-fix-0-kk.txt input-list-fix-kk.txt
 
         python3 tools/regression-tests/run_tests.py \
                --lmp-bin=build/lmp \