update CI config

Author: bvdmitri

.github/workflows/ci.yml

@@ -27,13 +27,11 @@ jobs:
           - x64
     steps:
       - uses: actions/checkout@v2
-      - uses: julia-actions/setup-julia@v1
-        env:
-          PYTHON: ""
+      - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - uses: julia-actions/cache@v1
+      - uses: julia-actions/cache@v2
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
@@ -46,8 +44,8 @@ jobs:
     needs: test
     steps:
       - uses: actions/checkout@v2
-      - uses: julia-actions/setup-julia@latest
-      - uses: julia-actions/cache@v1
+      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/cache@v2
       - uses: julia-actions/julia-buildpkg@v1
       - name: Install dependencies
         run: julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd())); Pkg.instantiate()'