chore(zlib): update zlib to version 1.3

Update the zlib source files to the latest tagged version 1.3 [1].

[1] https://github.com/madler/zlib/tree/v1.3

Signed-off-by: Manish Pandey <manish.pandey2@arm.com>
Change-Id: I1eba5671efab75699e68fc2f2aa9400d0f5aba7d
11 files changed