[upstream] move upstream submodule path to prepare for subtree conversion
Squashed 'bluez/' content from commit 67ef3ac

git-subtree-dir: bluez
git-subtree-split: 67ef3ac83752e3705fad55eb25586e1d21e44c2e
Merge commit 'deb9d8a0b8588dca6e7e0841909fec36eccf5263' as 'bluez'
Apply bluez-fsync.patch to bluez subtree
Apply remove-duplicate-wrong-udev-rule-for-dell-mice.patch to bluez subtree
Apply enable_HFP.patch to bluez subtree
Apply install-more-binary-test.patch to bluez subtree
Apply install-test-scripts.patch to bluez subtree
Apply 0001-Adding-snowball-target-and-line-disc.patch to bluez subtree
Apply allow-ofono-communication.patch to bluez subtree
Apply telephony-feature-configuration.patch to bluez subtree
Apply AVRCP-feature-configuration.patch to bluez subtree
Apply bluetoothd-service.patch to bluez subtree
Apply statefs-battery-charge.patch to bluez subtree
Apply telephony-last-dialed.patch to bluez subtree
Apply telephony-signal-strength-indicator.patch to bluez subtree
Apply telephony-call-hold-handling.patch to bluez subtree
Apply telephony-call-hold-handling-take-two.patch to bluez subtree
Apply bluetoothd-handle-rfkilled-adapter.patch to bluez subtree
Apply AVDTP-stream-abort-handling.patch to bluez subtree