Update git submodules
* Update docs/submodules/yardstick from branch 'master'
- Merge "Fix "./docker/Dockerfile.aarch64.patch""
- Fix "./docker/Dockerfile.aarch64.patch"
Patch "./docker/Dockerfile.aarch64.patch" doesn't apply on
"./docker/Dockerfile" due to the latest modification done in the
original file
The original reference lines must be changed.
JIRA: YARDSTICK-1007
Change-Id: I5cfc349fbaf34e8da59608e5b803818e2cd9d295
Signed-off-by: Rodolfo Alonso Hernandez <rodolfo.alonso.hernandez@intel.com>