fix: rm used config

packages/core/src/config/compaction.ts

@@ -9,7 +9,6 @@ export class Keep extends Schema.Class<Keep>("ConfigV2.Compaction.Keep")({
 
 export class Info extends Schema.Class<Info>("ConfigV2.Compaction")({
   auto: Schema.Boolean.pipe(Schema.optional),
-  prune: Schema.Boolean.pipe(Schema.optional),
   keep: Keep.pipe(Schema.optional),
   buffer: NonNegativeInt.pipe(Schema.optional),
 }) {}

packages/core/test/config/config.test.ts

@@ -754,7 +754,6 @@ describe("Config", () => {
             })
             expect(documents[0]?.info.compaction).toEqual({
               auto: true,
-              prune: false,
               keep: { tokens: 2000 },
               buffer: 10000,
             })
@@ -968,7 +967,6 @@ describe("Config", () => {
             })
             expect(documents[0]?.info.compaction).toEqual({
               auto: true,
-              prune: undefined,
               keep: { tokens: 2000 },
               buffer: 10000,
             })