fix(ci): tj-actions/changed-files version update (#4509)

What ❔
This change updates the version of tj-actions/changed-files from v39 to
v47 to improve the security of the actions

## Why ❔


## Is this a breaking change?
- [ ] Yes
- [ ] No

## Operational changes

## Checklist

- [ ] PR title corresponds to the body of PR (we generate changelog
entries from PRs).
- [ ] Tests for the changes have been added / updated.
- [ ] Documentation comments have been added / updated.
- [ ] Code has been formatted via `zkstack dev fmt` and `zkstack dev
lint`.

Author: andreyg-matterlabs

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
 
       - name: Get changed files
         id: changed-files
-        uses: tj-actions/changed-files@48566bbcc22ceb7c5809ebdd27377309f2c3de8c # v39
+        uses: tj-actions/changed-files@24d32ffd492484c1d75e0c0b894501ddb9d30d62 # v47
         with:
           files_yaml: |
             prover:

.github/workflows/release-test-stage.yml

@@ -23,7 +23,7 @@ jobs:
 
       - name: Get all test, doc and src files that have changed
         id: changed-files-yaml
-        uses: tj-actions/changed-files@48566bbcc22ceb7c5809ebdd27377309f2c3de8c # v39
+        uses: tj-actions/changed-files@24d32ffd492484c1d75e0c0b894501ddb9d30d62 # v47
         with:
           files_yaml: |
             # TODO: make it more granular, as already implemented in CI workflow