set projection paths to reduce the search result payload

Only query properties that we need.
This is particular important if we are going to add more properties
into the metadata. The MetadataSyncAdapter already does this.

Test: atest CtsAppFunctionTestCases
Flag: EXEMPT bugfix
Bug: 402050111

Change-Id: I249b59b7ca20bc67971d66a912f2dea527b20e00