zlib: update to 1.2.13

zlib: update to 1.2.13

Remove "001-neon-implementation-of-adler32.patch" because upstreamed
deleted assembler code optimizations:
https://github.com/madler/zlib/commit/d0704a820186481da35d08f4b655881e1d32089f

Remove upstreamed patches:
- 006-fix-CVE-2022-37434.patch
- 007-fix-null-dereference-in-fix-CVE-2022-37434.patch

Refresh patches:
- 002-arm-specific-optimisations-for-inflate.patch
- 003-arm-specific-optimisations-for-inflate.patch
- 004-attach-sourcefiles-in-patch-002-to-buildsystem.patch

Switch to "https github.com" for downloading source files.

Release Announcements:
https://github.com/madler/zlib/releases/tag/v1.2.13

Signed-off-by: Nick Hainke <vincent@systemli.org>