Add $(inherited) to HEADER_SEARCH_PATHS in zip_quickstart_test.sh

Author: andrewheard

scripts/zip_quickstart_test.sh

@@ -46,7 +46,7 @@ fi
 xcodebuild \
 -project ${SAMPLE}Example.xcodeproj \
 -scheme  ${SAMPLE}Example${SWIFT_SUFFIX} \
--destination "platform=iOS Simulator,name=$device_name" "SWIFT_VERSION=5.3" "OTHER_LDFLAGS=\$(OTHER_LDFLAGS) -ObjC" "FRAMEWORK_SEARCH_PATHS= \$(PROJECT_DIR)/Firebase/" HEADER_SEARCH_PATHS='$(PROJECT_DIR)/Firebase' \
+-destination "platform=iOS Simulator,name=$device_name" "SWIFT_VERSION=5.3" "OTHER_LDFLAGS=\$(OTHER_LDFLAGS) -ObjC" "FRAMEWORK_SEARCH_PATHS= \$(PROJECT_DIR)/Firebase/" HEADER_SEARCH_PATHS='$(inherited) $(PROJECT_DIR)/Firebase' \
 build \
 ) || EXIT_STATUS=$?