Update .github/workflows/build.yml

Author: JDBetteridge

.github/workflows/build.yml

@@ -83,7 +83,6 @@ jobs:
             --install defcon \
             --install gadopt \
             --install asQ \
-            --package-branch FInAT JDBetteridge/robust_hash \
             --package-branch PyOP2 JDBetteridge/remove_comm_hash \
             || (cat firedrake-install.log && /bin/false)
       - name: Install test dependencies