Configstore HAL is down-revisioned to 1.0

Configstore was up-revisioned from 1.0 to 1.1. However no new
APIs were added to 1.1. Therefore configstore in mr1 will be down
revisioned to 1.0.

Bug: 64999074
Test: lshal | grep configsotre
Test: "cat proc/<configstore pid>/status | grep Seccomp " return:
    Seccomp: 2
Change-Id: Ia2614439cd620fbe5fbd427571ab55a15089cc47