ci: switch build-distribution downloadArtifact to v3 (#1996)

Since v4 can't find them if uploaded with uploadArtifact v3.

Author: xrmx

.github/workflows/release.yml

@@ -54,7 +54,7 @@ jobs:
           secrets: |
             secret/observability-team/ci/service-account/apm-agent-python access_key_id | AWS_ACCESS_KEY_ID ;
             secret/observability-team/ci/service-account/apm-agent-python secret_access_key | AWS_SECRET_ACCESS_KEY
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v3
         with:
           name: build-distribution
           path: ./build
@@ -84,7 +84,7 @@ jobs:
           url: ${{ secrets.VAULT_ADDR }}
           roleId: ${{ secrets.VAULT_ROLE_ID }}
           secretId: ${{ secrets.VAULT_SECRET_ID }}
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v3
         with:
           name: build-distribution
           path: ./build