Update function-schemata sub-module to HEAD (1ba5259)
New changes:
bd3a828 definitions: [Z551,Z552] Change key reference types from Z6 to Z39
1ba5259 Ensure that schema for embedded generic/user-defined object is initialized from the correct type
Bug: T287737
Bug: T293910
Change-Id: I2333f4454f98599a1d4075bcb7ef5f5de0cd2698