Merge pull request #109 from py-econometrics/r2u

switch workflow to r2u

.github/workflows/ci-tests.yaml

@@ -21,16 +21,13 @@ jobs:
       - name: Checkout source
         uses: actions/checkout@v2
 
-      - name: Setup R
-        uses: r-lib/actions/setup-r@v2
-        with:
-          r-version: '4.2.0'
+      - name: Setup r2u
+        uses: eddelbuettel/github-actions/r2u-setup@master
 
-      - name: install fwildclusterboot for testing
-        run: Rscript -e 'install.packages("fwildclusterboot", repos="https://cloud.r-project.org")'
+      - name: install R packages
+        run: Rscript -e 'install.packages(c("fwildclusterboot"))'
         shell: bash
 
-
       - name: Setup python
         uses: actions/setup-python@v2
         with: