build_rootfs.sh: Install golang to build cuttlefish-common am: 0f81b485b8

Original change: https://android-review.googlesource.com/c/kernel/tests/+/2004334

Change-Id: Iaecbeeb09d45445bf2da5dbcb0d7754dd018b994
tree: dc3e637fd4f60e8d2c1caf40b689176a906397b3
  1. devicetree/
  2. net/
  3. Android.bp
  4. METADATA