Add missing documentation to undocumented private functions
Add doc-typehints to private functions found by the FunctionComment
sniff to improve the documentation and to remove the exclusion of the
sniff.
The activated sniff avoids that new code is missing doc-typehints or
type declarations (T179632).
Depends-On: I2998ad3ccc5a54eccfe36ad09fe509e83dfb719c
Depends-On: I56b31870ce9be46d15fcd9095f9a12e0f2488ed9
Depends-On: I2c1bc3b4e0ee782076ddaeae133672b730d345d9
Depends-On: Ib394792b10afabf5e0440cd3be34c1f2fd9cfe1d
Depends-On: I9a74c316b87ae35597ce846a830a55542d9aa14c
Depends-On: Iaa0f1d1a7dc6b25ee3ddc0f4683b9ca9643192d3
Depends-On: Ic9c1e2051775733672fe8a5378fd3b7ed0a3f652
Depends-On: I328e7691cf620ddc9520670826a928a291e0dfe9
Depends-On: Iba083aa271a911107477430e6831e349bcd2acfb
Depends-On: I0d8d2237500ed6f18439410c902d47c42e4119bc
Change-Id: I75588a7626420c4bca959830adf9400df814ff42