ci: Remove all extra slash commands yml (#29016)

## Description
- This PR removes extra slash ymls

#### Type of change
- Yml file update fix (non-breaking change which fixes an issue)

## Checklist:
#### QA activity:
- [X] Added `Test Plan Approved` label after Cypress tests were reviewed

.github/workflows/build-deploy-preview.yml

@@ -1,22 +0,0 @@
-# If someone with write access comments "/build-deploy-preview" on a pull request, emit a repository_dispatch event
-name: Build Deploy Preview
-
-on:
-  issue_comment:
-    types: [created]
-
-jobs:
-  build-deploy-preview:
-    runs-on: ubuntu-latest
-    # Only run for PRs, not issue comments
-    if: |
-      github.event.issue.pull_request
-    steps:
-
-      - name: Slash Command Dispatch
-        uses: peter-evans/slash-command-dispatch@v3
-        with:
-          issue-type: pull-request
-          token: ${{ secrets.APPSMITH_DEPLOY_PREVIEW_PAT }}
-          commands: |
-            build-deploy-preview

.github/workflows/ci-test-limited-command.yml

@@ -1,22 +0,0 @@
-# If someone with write access comments "/ci-test-limit" on a pull request, emit a repository_dispatch event
-name: CI Test Limited Command
-
-on:
-  issue_comment:
-    types: [created]
-
-jobs:
-  ci-test-limit:
-    runs-on: ubuntu-latest
-    # Only run for PRs, not issue comments
-    if: |
-      github.event.issue.pull_request
-    steps:
-
-      - name: Slash Command Dispatch
-        uses: peter-evans/slash-command-dispatch@v3
-        with:
-          issue-type: pull-request
-          token: ${{ secrets.APPSMITH_CI_TEST_PAT }}
-          commands: |
-            ci-test-limit

.github/workflows/ok-to-test-with-documentdb.yml

@@ -1,33 +0,0 @@
-# If someone with write access comments "/ok-to-test" on a pull request, emit a repository_dispatch event
-name: Ok To Test with DocumentDB
-
-on:
-  issue_comment:
-    types: [created]
-
-jobs:
-  ok-to-test:
-    runs-on: ubuntu-latest
-    # Only run for PRs, not issue comments
-    if: |
-      github.event.issue.pull_request
-    steps:
-      - name: Generate token
-        id: generate_token
-        uses: tibdex/github-app-token@v1
-        with:
-          app_id: ${{ secrets.APPSMITH_INTEGRATION_TESTING_ID }}
-          private_key: ${{ secrets.APPSMITH_INTEGRATION_TESTING_KEY }}
-
-      - if: contains(github.event.comment.body, '/ok-to-test-with-documentdb') 
-        name: Slash Command Dispatch
-        uses: peter-evans/slash-command-dispatch@v3
-        env:
-          TOKEN: ${{ steps.generate_token.outputs.token }}
-        with:
-          token: ${{ env.TOKEN }} # GitHub App installation access token
-          reaction-token: ${{ secrets.GITHUB_TOKEN }}
-          issue-type: pull-request
-          commands: |
-            ok-to-test-with-documentdb
-          permission: write

.github/workflows/ok-to-test.yml

@@ -31,4 +31,7 @@ jobs:
             ok-to-test
             perf-test
             ci-merge-check
+            ci-test-limit
+            ok-to-test-with-documentdb
+            build-deploy-preview
           permission: write