fix: set working directory for nightly versioning in npm publish workflow

Author: TartanLeGrand

.github/workflows/publish-npm-sdk.yml

@@ -24,6 +24,7 @@ jobs:
       - name: Set publish version
         id: set-publish-version
         if: github.event.inputs.tag == 'nightly'
+        working-directory: packages/sdk
         run: |
           CURRENT_VERSION=$(npm pkg get version | tr -d '"')
           NIGHTLY_VERSION="${CURRENT_VERSION}-nightly-${GITHUB_SHA::7}"