Update test.yml (#924)

Author: sbryngelson

.github/workflows/test.yml

@@ -53,8 +53,8 @@ jobs:
         run:  |
           brew update
           brew upgrade
-          brew install coreutils python cmake fftw hdf5 gcc@14 boost open-mpi
-          echo "FC=gfortran-14" >> $GITHUB_ENV
+          brew install coreutils python cmake fftw hdf5 gcc@15 boost open-mpi
+          echo "FC=gfortran-15" >> $GITHUB_ENV
           echo "BOOST_INCLUDE=/opt/homebrew/include/" >> $GITHUB_ENV
 
       - name: Setup Ubuntu
@@ -128,4 +128,4 @@ jobs:
         if:   always()
         with:
           name: logs-${{ strategy.job-index }}-${{ matrix.device }}
-          path: test-${{ matrix.device }}.out
+          path: test-${{ matrix.device }}.out