[AUDIT] Run knip over twenty-server (#21159)

# Introduction
Run [knip](https://knip.dev/) over twenty-server
Used config:
```json
{
  "$schema": "https://unpkg.com/knip@5/schema.json",
  "workspaces": {
    "packages/twenty-server": {
      "entry": [
        "src/main.ts",
        "src/command/command.ts",
        "src/queue-worker/queue-worker.ts",
        "src/database/scripts/setup-db.ts",
        "src/database/scripts/truncate-db.ts",
        "src/database/clickHouse/migrations/run-migrations.ts",
        "src/database/clickHouse/seeds/run-seeds.ts",
        "src/instrument.ts",
        "lingui.config.ts",
        "test/integration/graphql/codegen/index.ts",
        "test/integration/utils/setup-test.ts",
        "test/integration/utils/teardown-test.ts",
        "scripts/**/*.ts",
        "**/*.spec.ts",
        "**/*.integration-spec.ts"
      ],
      "project": ["src/**/*.ts", "test/**/*.ts", "scripts/**/*.ts"],
      "ignore": [
        "src/database/typeorm/**/migrations/**",
        "src/database/typeorm/**/*.entity.ts",
        "**/*.workspace-entity.ts",
        "**/logic-function-resource/constants/seed-project/**"
      ],
      "ignoreDependencies": ["@types/psl", "@types/aws-lambda"],
      "ignoreBinaries": ["nest", "lingui", "typeorm"]
    }
  }
}
```

packages/twenty-server/src/modules/workflow/workflow-executor/workflow-actions/filter/types/filter-condition.type.ts

@@ -1,12 +0,0 @@
-import { type FilterOperator } from './filter-operator.type';
-
-export type FilterCondition = {
-  and?: FilterCondition[];
-  or?: FilterCondition[];
-  not?: FilterCondition;
-  [key: string]:
-    | FilterOperator
-    | FilterCondition
-    | FilterCondition[]
-    | undefined;
-};

packages/twenty-server/src/modules/workflow/workflow-executor/workflow-actions/filter/types/filter-operator.type.ts

@@ -1,16 +0,0 @@
-export type FilterOperator = {
-  // oxlint-disable-next-line @typescripttypescript/no-explicit-any
-  eq?: any;
-  // oxlint-disable-next-line @typescripttypescript/no-explicit-any
-  ne?: any;
-  gt?: number;
-  gte?: number;
-  lt?: number;
-  lte?: number;
-  like?: string;
-  ilike?: string;
-  // oxlint-disable-next-line @typescripttypescript/no-explicit-any
-  in?: any[];
-  // oxlint-disable-next-line @typescripttypescript/no-explicit-any
-  is?: 'NULL' | any;
-};

packages/twenty-server/src/modules/workflow/workflow-executor/workflow-actions/record-crud/guards/is-workflow-create-record-action.guard.ts

@@ -1,11 +0,0 @@
-import {
-  type WorkflowAction,
-  WorkflowActionType,
-  type WorkflowCreateRecordAction,
-} from 'src/modules/workflow/workflow-executor/workflow-actions/types/workflow-action.type';
-
-export const isWorkflowCreateRecordAction = (
-  action: WorkflowAction,
-): action is WorkflowCreateRecordAction => {
-  return action.type === WorkflowActionType.CREATE_RECORD;
-};