ci: fix devel rocker/tidyverse and rocker/verse's platform (#841)

bakefiles/README.md

@@ -1,5 +1,5 @@
 # Build configuration files for the `docker buildx bake` command
 
-:warning: Versiond JSON files (`X.Y.Z.docker-bake.json`) in this directory are generated by
+:warning: JSON files except `devel.docker-bake.json` in this directory are generated by
 [`generate-main-bakefiles.R`](../build/scripts/generate-main-bakefiles.R),
 **Don't edit manually.** :warning:

bakefiles/devel.docker-bake.json

@@ -81,7 +81,7 @@
         "docker.io/rocker/tidyverse:devel"
       ],
       "platforms": [
-        "linux/arm64"
+        "linux/amd64"
       ],
       "cache-to": [
         "type=inline"
@@ -109,7 +109,7 @@
         "docker.io/rocker/verse:devel"
       ],
       "platforms": [
-        "linux/arm64"
+        "linux/amd64"
       ],
       "cache-to": [
         "type=inline"