Merge bitcoindevkit#2032: chore(ci): Add retry to codecov

62e854a chore(ci): Add retry to codecov (志宇)

Pull request description:

  ### Description

  Lots of failures lately. This reduces manual intervention needs.

  ### Checklists

  #### All Submissions:

  * [x] I followed the [contribution guidelines](https://github.com/bitcoindevkit/bdk/blob/master/CONTRIBUTING.md)

ACKs for top commit:
  notmandatory:
    ACK 62e854a
  oleonardolima:
    ACK 62e854a
  LagginTimes:
    ACK 62e854a

Tree-SHA512: 87a4c12b1cf3bbab9da066e9a596ca6852e27a2dabb35cb1a7b31b5451743d455643bff5ee92f1b9eed7549e0bf864c55c9b3019beb3a438ded5383f0ae890c5

Author: notmandatory

.github/workflows/code_coverage.yml

@@ -36,6 +36,8 @@ jobs:
         uses: coverallsapp/github-action@master
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
+        retry: 3
+        retry-delay: 30
       - name: Upload artifact
         uses: actions/upload-artifact@v4
         with: