Update git submodules

* Update docs/submodules/clamp.git from branch 'master'
  to 2924707c3f18125d6e058ec3bd5f58aff6cddce4
  - Rollback to Ubuntu
    
    Rollback to ubuntu as alpine seems to lead to issues due to font missing
    
    Change-Id: Idca154725701d9bbdae70037a6c35842b5b95e2c
    Issue-ID: CLAMP-361
    Signed-off-by: sebdet <sebastien.determe@intl.att.com>
    
1 file changed