There was an error compiling this version of PX4

[Faust-Wang]

Checked libuavcan submodule, ACTION REQUIRED:

Different commits:

• libuavcan e1c9a4f...fbe03ac:
  Warn: libuavcan doesn't contain commit e1c9a4f5064a336295125da25c0542a5cd601dd7

---

• IF YOU DID NOT CHANGE THIS FILE (OR YOU DON'T KNOW WHAT A SUBMODULE IS): *
• Hit 'u' and to update ALL submodules and resolve this. *
• (performs git submodule sync --recursive *
• and git submodule update --init --recursive ) *

---

Only for EXPERTS:
libuavcan submodule is not in the recommended version.
Hit 'y' and to continue the build with this version. Hit to resolve manually.
Use git add libuavcan && git commit -m 'Updated libuavcan' to choose this version (careful!)

-- NuttX: px4fmu-v4 nsh cortex-m4
-- ROMFS: px4fmu_common
-- Configuring incomplete, errors occurred!
See also "/home/qqq/src/Firmware/build/px4fmu-v4_default/CMakeFiles/CMakeOutput.log".
/bin/sh: 1: cd: can't cd to /home/qqq/src/Firmwareqqq/build/px4fmu-v4_default
Makefile:153: recipe for target 'px4fmu-v4_default' failed
make: *** [px4fmu-v4_default] Error 2