Update git submodules

* Update trusty/kernel from branch 'master'
  to 148657802fad663dc8cc707e43e3df267d9167c5
  - [app][mmutest] Add vmm alloc tests
    
    Add tests for small and large vmm allocations before changing underlying
    allocator.
    
    Bug: 129788581
    Change-Id: Iad35fb1c3c895694643491839238bf7be7075eed
    
1 file changed