Fix opensearch-dashboards-functional-test version increment (#4497)

Signed-off-by: Prudhvi Godithi <pgodithi@amazon.com>

.github/workflows/osd-increment-plugin-versions.yml

@@ -92,7 +92,7 @@ jobs:
               cd ${{ matrix.entry.repo }}/
           # tmp `elif` solution for opensearch-dashboards-functional-test (ref: https://github.com/opensearch-project/OpenSearch-Dashboards/issues/1801#issuecomment-1545947935)
           elif [ ${{ matrix.entry.repo }} == "opensearch-dashboards-functional-test" ]; then
-                jq --arg DASHBOARD_VERSION "${{ env.DASHBOARD_VERSION }}" '.version = ${{ env.DASHBOARD_VERSION }}' package.json > package-tmp.json
+                jq --arg DASHBOARD_VERSION "${{ env.DASHBOARD_VERSION }}" '.version = $DASHBOARD_VERSION' package.json > package-tmp.json
                 mv package-tmp.json package.json
                 OSD_PLUGIN_VERSION=$(node -p "require('./package.json').version")
                 echo "OSD_PLUGIN_VERSION=$OSD_PLUGIN_VERSION" >> $GITHUB_ENV