Use bionic from AOSP

Change-Id: I452745391d23c994a79a2e9b15ca893afe7781e2

default.xml

@@ -21,7 +21,7 @@
   </project>
   <project path="abi/cpp" name="platform/abi/cpp" groups="pdk" />
   <project path="art" name="platform/art" groups="pdk" />
-  <project path="bionic" name="platform_bionic" groups="pdk" remote="anbox" />
+  <project path="bionic" name="platform/bionic" groups="pdk" />
   <project path="bootable/recovery" name="platform/bootable/recovery" groups="pdk" />
   <project path="compatibility/cdd" name="platform/compatibility/cdd" groups="pdk" />
   <project path="cts" name="platform/cts" groups="cts,pdk-cw-fs,pdk-fs" />