Lower compat bounds and downgrade tests

Author: gdalle

.github/workflows/CI.yml

@@ -30,6 +30,10 @@ jobs:
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
+      - uses: julia-actions/julia-downgrade-compat@v1
+        if: ${{ matrix.version == '1.10' }}
+        with:
+          skip: Pkg, TOML
       - uses: julia-actions/cache@v1
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1

Project.toml

@@ -14,8 +14,8 @@ ADTypesChainRulesCoreExt = "ChainRulesCore"
 ADTypesEnzymeCoreExt = "EnzymeCore"
 
 [compat]
-ChainRulesCore = "1.23.0"
-EnzymeCore = "0.7.2"
+ChainRulesCore = "1.0.2"
+EnzymeCore = "0.5.3,0.6,0.7"
 julia = "1.10"
 
 [extras]