feat: drop arm32v7 buster for Node 20

Author: nschonni

versions.json

@@ -40,12 +40,10 @@
       ],
       "buster": [
         "amd64",
-        "arm32v7",
         "arm64v8"
       ],
       "buster-slim": [
         "amd64",
-        "arm32v7",
         "arm64v8"
       ]
     }