Update build.yml

Update upload-artifact@v2 action to v4

Author: ThFriedrich

.github/workflows/build.yml

@@ -55,7 +55,7 @@ jobs:
           cmake ..
           msbuild .\RICOM.vcxproj /p:configuration=Release
       - name: Archive production artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: Release_Win
           path: |
@@ -79,7 +79,7 @@ jobs:
           cmake . -D CMAKE_BUILD_TYPE=Release
           make
       - name: Archive production artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: Release_Linux
           path: |