ci: remove Enzyme revision test

Author: MilesCranmer

.github/workflows/CI.yml

@@ -87,7 +87,7 @@ jobs:
         continue-on-error: ${{ matrix.test_name == 'enzyme' }}
         run: |
             julia --color=yes -e 'import Pkg; Pkg.add("Coverage")'
-            SR_TEST=${{ matrix.test_name }} julia --color=yes --threads=auto --check-bounds=yes --depwarn=yes --code-coverage=user -e 'import Coverage; import Pkg; Pkg.activate("."); Pkg.add(url="https://github.com/EnzymeAD/Enzyme.jl"; rev="ebc27a17dcae0d69f788c1647ef643dbcf20913d"); Pkg.test(coverage=true)'
+            SR_TEST=${{ matrix.test_name }} julia --color=yes --threads=auto --check-bounds=yes --depwarn=yes --code-coverage=user -e 'import Coverage; import Pkg; Pkg.activate("."); Pkg.test(coverage=true)'
             julia --color=yes coverage.jl
         shell: bash
       - name: Coveralls