Use 4.5.0 on CI

Author: cderv

.github/workflows/test-ff-matrix.yml

@@ -47,7 +47,7 @@ jobs:
       - name: Set up R
         uses: r-lib/actions/setup-r@v2
         with:
-          r-version: "4.4.2"
+          r-version: "4.5.0"
           use-public-rspm: true
           # required to avoid rtools bin in path
           windows-path-include-rtools: false

.github/workflows/test-smokes.yml

@@ -68,7 +68,7 @@ jobs:
       - name: Set up R
         uses: r-lib/actions/setup-r@v2
         with:
-          r-version: "4.4.2"
+          r-version: "4.5.0"
           use-public-rspm: true
           # required to avoid rtools bin in path
           windows-path-include-rtools: false