Version 1.12 Bug Fix Release

What's Changed

• chore(doc): extend possible errors from nng_pipe_get with ENOENT by @flxo in #2198
• Stable fix task abort by @gdamore in #2225
• fix(stable) http server: add modern MIME types to static content map by @shikokuchuo in #2247
• fix(stable): sendmsg/readv EINVAL for large iov on macOS and Windows by @shikokuchuo in #2244

Full Changelog: v1.11...v1.12.0