Release notes for 0.2.20

[keith]

What's Changed

Notable changes

• Add a dedicated exec group (cpp_dwp) for CcGenerateDwp actions of cc_binary and cc_test targets by @a-googler in 4c700e9
• [feat] add support for dwo_files in DebugPackageInfo on bazel 9 by @molar in 8edac4e
• Fix external_include_paths still using -iquote by @keith in c622263
• Add env var to disable macOS toolchain by @keith in 7eb96e3
• Add generated windows DEF file toolchain action by @cerisier in c9404cf

Default toolchain changes

• MSVC determinism feature should use /Brepro with linking by @b-spencer in 5751961
• Fix coverage with MacOS autoconf toolchains by @UebelAndre in d8bb310
• Add parse_headers_as_c feature by @keith in 8817d52
• Add llvm-profdata action, support env by @keith in a0d30c6

Rules based toolchain changes

• Add excludes to cc_action_type_set by @keith in 12c13bc
• Allow env requires_not_none on void variables by @cerisier in b1ef4d4
• add windows DEF linker args by @cerisier in 8b156de

Full Changelog: 0.2.19...0.2.20

[keith]

https://github.com/bazelbuild/rules_cc/releases/tag/0.2.20