Do not require Hmisc on the CI with R < 4.1 (#5237)

Author: yutannihilation

.github/workflows/R-CMD-check.yaml

@@ -63,7 +63,7 @@ jobs:
           cache-version: 3
           extra-packages: >
             any::rcmdcheck,
-            Hmisc=?ignore-before-r=3.6.0,
+            Hmisc=?ignore-before-r=4.1.0,
             quantreg=?ignore-before-r=3.6.0,
           needs: check