Update the CLA Workflow (#1080)

As per internal discussions, this PR changes the CLA action to remove
signing exceptions for `cowprotocol` organization members.

### Test Plan

We should all need to sign CLA documents soon!

.github/workflows/cla.yaml

@@ -10,27 +10,14 @@ jobs:
   cla:
     runs-on: ubuntu-latest
     steps:
-      - name: "Get Team Members"
-        id: team
-        uses: actions/github-script@v6
-        with:
-          github-token: ${{ secrets.ORG_TOKEN }}
-          result-encoding: string
-          script: |
-            const members = await github.paginate(
-              github.rest.orgs.listMembers,
-              { org: "cowprotocol" },
-            );
-            return members.map(m => m.login).join(",");
-
       - name: "CLA Assistant"
         if: (github.event.comment.body == 'recheck' || github.event.comment.body == 'I have read the CLA Document and I hereby sign the CLA') || github.event_name == 'pull_request_target'
-        uses: contributor-assistant/github-action@v2.1.3-beta
+        uses: contributor-assistant/github-action@v2.2.1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           PERSONAL_ACCESS_TOKEN : ${{ secrets.ORG_TOKEN }}
         with:
           branch: 'cla-signatures'
           path-to-signatures: 'signatures/version1/cla.json'
-          path-to-document: 'https://github.com/cowprotocol/cla/blob/main/Cow%20Services%20CLA.md'
-          allowlist: '${{ steps.team.outputs.result }},*[bot]'
+          path-to-document: 'https://github.com/cowprotocol/cla/blob/main/CLA.md'
+          allowlist: '*[bot]'