manifest: Track our forked hardware/google/pixel

* Needed for dark boot splash on Pixel devices.

Change-Id: Iaad18c4116498dfd4d92e25bc19fe2d282bb71b4

default.xml

@@ -465,7 +465,7 @@
   <project path="hardware/google/camera" name="platform/hardware/google/camera" groups="pdk" remote="aosp" />
   <project path="hardware/google/easel" name="platform/hardware/google/easel" groups="pdk,easel" remote="aosp" />
   <project path="hardware/google/interfaces" name="platform/hardware/google/interfaces" groups="pdk" remote="aosp" />
-  <project path="hardware/google/pixel" name="platform/hardware/google/pixel" groups="generic_fs,pixel" remote="aosp" />
+  <project path="hardware/google/pixel" name="LineageOS/android_hardware_google_pixel" groups="generic_fs,pixel" />
   <project path="hardware/google/pixel-sepolicy" name="platform/hardware/google/pixel-sepolicy" groups="generic_fs,pixel" remote="aosp" />
   <project path="hardware/interfaces" name="LineageOS/android_hardware_interfaces" groups="pdk" />
   <project path="hardware/invensense" name="platform/hardware/invensense" groups="invensense,pdk" remote="aosp" />