Merge pull request #8032 from rocker-org/master

R 4.0.0 can now be installed from unstable, add arm64v8 back in

library/r-base

@@ -3,6 +3,6 @@ Maintainers: Carl Boettiger <[email protected]> (@cboettig),
 GitRepo: https://github.com/rocker-org/rocker.git
 
 Tags: 4.0.0, latest
-Architectures: amd64
-GitCommit: 1286d1fa0165a06b93ea9c4cebd94a54cbf86227
+Architectures: amd64, arm64v8
+GitCommit: 0317dc922dc7b9181d86446436acdd7f77ee0f17
 Directory: r-base/latest