Revert CI windows commits

.github/workflows/ci.yml

@@ -276,7 +276,7 @@ jobs:
         - name: Download R
           uses: suisei-cn/actions-download-file@v1
           with:
-            url: https://cran.r-project.org/bin/windows/base/old/4.3.3/R-4.3.3-win.exe
+            url: https://cran.r-project.org/bin/windows/base/old/4.0.3/R-4.0.3-win.exe
             target: downloads/
         - name: Download Python
           uses: suisei-cn/actions-download-file@v1
@@ -393,17 +393,17 @@ jobs:
         - name: Move pandoc
           run: mv installer/pandoc-2.5-windows-i386/pandoc.exe installer/strawberry/perl/bin
           shell: bash
-        - name: Install Rtools42
+        - name: Install Rtools40
           shell: pwsh
           run: |
-            if(Test-path c:\\rtools42){
-              echo "rtools42 is preinstalled"
+            if(Test-path c:\\rtools40){
+              echo "rtools40 is preinstalled"
             } else {
-              choco install --confirm --no-progress --allow-downgrade rtools --version 4.4.6104
+              choco install --confirm --no-progress --allow-downgrade rtools --version 4.0.0.20220206
             }
-            echo "c:\\rtools42\\usr\\bin" >> $GITHUB_PATH
+            echo "c:\\rtools40\\usr\\bin" >> $GITHUB_PATH
         - name: Install R
-          run: downloads\R-4.3.3-win.exe /VERYSILENT /DIR="installer\R"
+          run: downloads\R-4.0.3-win.exe /VERYSILENT /DIR="installer\R"
           shell: cmd
         - name: Install renv
           run: |