Skip JET in downgrade action

Author: imreddyTeja

.github/workflows/downgrade.yml

@@ -29,6 +29,6 @@ jobs:
       - uses: julia-actions/cache@v2
       - uses: julia-actions/julia-downgrade-compat@v1
         with:
-          skip: Dates, InteractiveUtils, LinearAlgebra, Logging, Random, Test, SparseArrays, Statistics
+          skip: Dates, InteractiveUtils, JET, LinearAlgebra, Logging, Random, Test, SparseArrays, Statistics
       - uses: julia-actions/julia-buildpkg@latest
       - uses: julia-actions/julia-runtest@latest