Drop misc/api.func

vm/owncloud-vm.sh was its last caller; DevScripts holds that script's rewrite
onto core/pve/vm-core.func. Merge this after the promotion.

.github/autolabeler-config.json

@@ -103,8 +103,7 @@
     {
       "fileStatus": null,
       "includeGlobs": [
-        "api/**",
-        "misc/api.func"
+        "api/**"
       ],
       "excludeGlobs": []
     }

README.md

@@ -104,7 +104,6 @@ Virtual machine scripts need the same versions as containers.
 | `vm/` | Virtual machine scripts |
 | `tools/pve/` | Host tooling: post-install, hardware passthrough, maintenance |
 | `turnkey/` | TurnKey Linux appliance helper |
-| `misc/` | One legacy engine file left, loaded only by `vm/owncloud-vm.sh` — everything else loads [core](https://github.com/community-scripts/core) at runtime |
 
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