Update hello_world_multiplatform.yaml

Author: leur-nordic

.github/workflows/hello_world_multiplatform.yaml

@@ -82,4 +82,5 @@ jobs:
           if-no-files-found: ignore
           path:
             zephyr/twister-out/*/samples/hello_world/sample.basic.helloworld/build.log
-            zephyr/twister-out/*/samples/cpp/hello_world/sample.cpp.helloworld/build.log
+            zephyr/twister-out/*/samples/cpp/hello_world/sample.cpp.helloworld/build.log
+