- Update to version 34.0.4
* adb
- Propagate -a (gListenAll) when adb forks an adb host server
(previously, the flag only worked for adb -a server nodaemon)
- Faster root and unroot
- Reland Flag(env) guarding clear endpoint (device) feature
for OSX usb start. (issue #270205252).

* fastboot
- Mac: remove retries on invalid IO iterator (flashing failure
with LIBUSB_TRANSFER_CANCELLED)
- Windows: fix "Sparse file is too large or invalid" when using
"flashall"
- All platforms: fix "ANDROID_PRODUCT_OUT not set" when using
"update"

- Remove the files vendor.tar.gz and _service and strip
"-mod=vendor" from GOFLAGS env var (currently superfluous)
- Remove protobuf version requirement