Change bool, and string properties to *bool, and *string for cc

there's no use case for prepending/appending to bool, and string
properties within module struct. Declearing "*bool" and "*string" almost
cover everything user need.

Test: m -j checkbuild
Bug: b/68853585
Change-Id: I8fd9eb4d856df80d4c35b32c23efd2938be5e253
1 file changed