archive/tar: remove file type bits from mode field
When writing tar files by using the FileInfoHeader
the type bits was set in the mode field of the header
This is not correct according to the standard (GNU/Posix) and
other implementations.
Fixed #20150
Change-Id: I3be7d946a1923ad5827cf45c696546a5e287ebba
Reviewed-on: https://go-review.googlesource.com/42093 Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
Run-TryBot: Joe Tsai <thebrokentoaster@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>