Update actions/upload-artifact to v3

Author: daljit46

.github/workflows/build.yml

@@ -55,7 +55,7 @@ jobs:
         ./ninjatracing/ninjatracing.py  mrtrix3/build/.ninja_log > trace.json 
 
     - name: Upload trace
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v3
       with:
         name: trace.json
         path: trace.json