remove redundant command (i misunderstood the event)

src/main.ts

@@ -4,7 +4,6 @@ import { program } from "commander"
 import { parseJSON, parseTOML, stringifyJSON } from "confbox"
 import fs from "node:fs"
 import path from "node:path"
-import util from 'node:util'
 import strftime from 'strftime'
 import { spawnSync } from "node:child_process"
 
@@ -88,19 +87,6 @@ program.command('delete-snapshot-post <subvolume> <fstype> <number>')
         console.log('deleted backup at '+destination)
     })
 
-program.command('delete-config-post <subvolume> <fstype>')
-    .description('delete metadata of deleted subvolume, retaining backups')
-    .action(function (subvolume, fstype) {
-        delete index[subvolume]
-        if (!config[subvolume]) {
-            console.log(subvolume + ' not configured for snapback')
-            return
-        }
-        const destination = strftime(config[subvolume])
-        const dirname = path.dirname(destination)
-        console.log('existing backups remain at '+dirname)
-    })
-
 program.parse()
 
 fs.writeFileSync(program.opts().indexFile,stringifyJSON(index), 'utf8')