chore(docs): removing oracles from 0.22.0 (#4104)

# Description

Removes Oracles documentation from version 0.22.0.. 

## Problem\*

We went on documenting oracles for 0.22.0 (and a lil bit painfully,
gonna be honest). Unforgivable.


![image](https://github.com/noir-lang/noir/assets/20129824/10f1fb82-13eb-4e16-9502-8dbdb0bf723a)

Closes #4096

---------

Co-authored-by: Tom French <tom@tomfren.ch>

.github/workflows/docs-pr.yml

@@ -40,7 +40,7 @@ jobs:
         script: |
           const labels = context.payload.pull_request.labels.map(label => label.name);
           if (!labels.includes('documentation')) {
-            github.issues.addLabels({
+            github.rest.issues.addLabels({
               owner: context.repo.owner,
               repo: context.repo.repo,
               issue_number: context.issue.number,