[chore] Downgrade actions/download-artifact to v3 (open-telemetry#30103)

Related to
open-telemetry#30102

Author: TylerHelmuth

.github/workflows/build-and-test.yml

@@ -297,7 +297,7 @@ jobs:
     needs: [unittest]
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v3
         with:
           name: coverage-artifacts
       - name: Upload coverage report
@@ -477,7 +477,7 @@ jobs:
       - name: Install fpm
         run: gem install --no-document fpm -v 1.11.0
       - name: Download Collector Binaries
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-binaries
           path: bin/
@@ -514,7 +514,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Download Binaries
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-binaries
           path: ./bin/
@@ -547,12 +547,12 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Download Binaries
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-binaries
           path: ./bin/
       - name: Download Packages
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-packages
           path: ./dist/
@@ -588,13 +588,13 @@ jobs:
         if: steps.go-cache.outputs.cache-hit != 'true'
         run: make install-tools
       - name: Download Binaries
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-binaries
           path: ./bin/
       - run: chmod +x bin/*
       - name: Download Packages
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-packages
           path: ./dist/

.github/workflows/e2e-tests.yml

@@ -64,7 +64,7 @@ jobs:
         if: steps.go-cache.outputs.cache-hit != 'true'
         run: make -j2 gomoddownload
       - name: Download Collector Binary
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-binary
           path: bin/
@@ -117,7 +117,7 @@ jobs:
         run: |
           kubectl get csr -o=jsonpath='{range.items[?(@.spec.signerName=="kubernetes.io/kubelet-serving")]}{.metadata.name}{" "}{end}' | xargs kubectl certificate approve
       - name: Download artifact
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: otelcontribcol
           path: /tmp
@@ -165,7 +165,7 @@ jobs:
         if: steps.go-cache.outputs.cache-hit != 'true'
         run: make -j2 gomoddownload
       - name: Download Collector Binary
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-binary
           path: bin/

.github/workflows/load-tests.yml

@@ -84,7 +84,7 @@ jobs:
         run: make install-tools
       - run: mkdir -p results && touch results/TESTRESULTS.md
       - name: Download Collector Binaries
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: collector-binaries
           path: bin/
@@ -123,7 +123,7 @@ jobs:
     if: github.event_name != 'pull_request'
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v3
         with:
           name: benchmark-results
           path: results