add missing env var

Author: davegarthsimpson

.github/workflows/build.yml

@@ -418,6 +418,7 @@ jobs:
         shell: bash
 
     env:
+      BUILD_ARTIFACTS_PATH: electron-app/dist/build-artifacts
       INSTALLER_CERT_WINDOWS_CER: "/tmp/cert.cer"
       # We are hardcoding the path for signtool because is not present on the windows PATH env var by default.
       # Keep in mind that this path could change when upgrading to a new runner version