Update GitHub Actions artifact uploads to v4 to unblock ubuntu-22.04 Linux test job (#1246)

* Initial plan

* ci: upgrade upload-artifact action to v4 in tests workflow

Co-authored-by: lucaderi <4493366+lucaderi@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: lucaderi <4493366+lucaderi@users.noreply.github.com>

Author: Copilot

.github/workflows/tests.yml

@@ -27,7 +27,7 @@ jobs:
 
       - if: ${{ failure() }}
         name: Upload tests output
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: tests-smoketest
           path: tests
@@ -192,7 +192,7 @@ jobs:
 
       - if: ${{ failure() }}
         name: Upload tests output
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: tests-linux
           path: tests
@@ -204,7 +204,7 @@ jobs:
         shell: bash
 
       - name: Upload gcovr report artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: coverage
           path: coverage
@@ -301,7 +301,7 @@ jobs:
 
       - if: ${{ failure() }}
         name: Upload tests output
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: tests-macos
           path: tests
@@ -320,7 +320,7 @@ jobs:
         shell: bash
 
       # - name: Upload gcovr report artifact
-      #  uses: actions/upload-artifact@v3
+      #  uses: actions/upload-artifact@v4
       #  with:
       #    name: coverage
       #    path: coverage
@@ -370,7 +370,7 @@ jobs:
 
       - if: ${{ failure() }}
         name: Upload tests output
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: tests-windows
           path: tests
@@ -433,7 +433,7 @@ jobs:
           make
 
       - name: Upload dpkg
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: packages-dpkg
           path: packages/debian/*.deb
@@ -474,7 +474,7 @@ jobs:
           mv ../rpmbuild ./
 
       - name: Upload rpm
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: packages-rpm
           path: rpmbuild/RPMS/x86_64/*.rpm
@@ -557,13 +557,13 @@ jobs:
 
       - name: Upload config file used for build
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: openwrt-config
           path: config.*
 
       - name: Upload ipk
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: packages-ipk
           path: openwrt/bin/packages/*/base/*.ipk
@@ -595,7 +595,7 @@ jobs:
           make install DESTDIR=binaries/x86_64-pc-mingw64
 
       - name: Upload binary artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: binaries
           path: binaries
@@ -638,7 +638,7 @@ jobs:
 
       - if: ${{ failure() }}
         name: Upload config.log output
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: config-log-${{ matrix.arch }}
           path: config.log
@@ -649,7 +649,7 @@ jobs:
           make install DESTDIR=binaries/${{ matrix.arch }}
 
       - name: Upload binary artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: binaries
           path: binaries
@@ -690,7 +690,7 @@ jobs:
           make install DESTDIR=binaries/universal-apple-darwin
 
       - name: Upload binary artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: binaries
           path: binaries
@@ -750,7 +750,7 @@ jobs:
           make install DESTDIR=binaries/${{ matrix.arch }}
 
       - name: Upload binary artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: binaries
           path: binaries