Switch to actions/upload-artifact@v4

This commit updates 'actions/upload-artifact' used in our GitHub Actions
rules from

  actions/upload-artifact@v3

to

  actions/upload-artifact@v4.

According to the release note [1], there are several breaking changes
but none of them looks to be hitting us.

 [1]: https://github.com/actions/upload-artifact/releases/tag/v4.0.0

.github/workflows/android.yaml

@@ -33,7 +33,7 @@ jobs:
           bazel build --config oss_android package
 
       - name: upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: native_libs.zip
           path: src/bazel-bin/android/jni/native_libs.zip

.github/workflows/linux.yaml

@@ -40,7 +40,7 @@ jobs:
           bazel build --config oss_linux package
 
       - name: Upload Artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: mozc.zip
           path: src/bazel-bin/unix/mozc.zip

.github/workflows/macos.yaml

@@ -60,7 +60,7 @@ jobs:
           bazel build --config oss_macos package --macos_cpus=arm64
 
       - name: upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Mozc_arm64.pkg
           path: src/bazel-bin/mac/Mozc.pkg
@@ -112,7 +112,7 @@ jobs:
           bazel build --config oss_macos package --macos_cpus=x86_64
 
       - name: upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Mozc_intel64.pkg
           path: src/bazel-bin/mac/Mozc.pkg
@@ -164,7 +164,7 @@ jobs:
           bazel build --config oss_macos package --macos_cpus=x86_64,arm64
 
       - name: upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Mozc_universal_binary.pkg
           path: src/bazel-bin/mac/Mozc.pkg

.github/workflows/windows.yaml

@@ -70,7 +70,7 @@ jobs:
           python build_mozc.py build -c Release package
 
       - name: upload Mozc64.msi
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Mozc64.msi
           path: src/out_win/Release/Mozc64.msi