Run coverage on windows

As most of the pkgbuild code is windows specific

.github/workflows/test-coverage.yaml

@@ -10,7 +10,7 @@ name: test-coverage
 
 jobs:
   test-coverage:
-    runs-on: macOS-latest
+    runs-on: windows-latest
     steps:
       - uses: actions/checkout@v2
 
@@ -24,13 +24,6 @@ jobs:
           saveRDS(remotes::dev_package_deps(dependencies = TRUE), ".github/depends.Rds", version = 2)
         shell: Rscript {0}
 
-      - name: Cache R packages
-        uses: actions/cache@v1
-        with:
-          path: ${{ env.R_LIBS_USER }}
-          key: macOS-r-4.0-1-${{ hashFiles('.github/depends.Rds') }}
-          restore-keys: macOS-r-4.0-1-
-
       - name: Install dependencies
         run: |
           install.packages(c("remotes"))