misc/codex: Update to 0.149.0

While here, update notify crate to commit
48415246732dc426577684bf03c558579cf0b081 to avoid codex from opening a
large number of file descriptors.

Changelog:

• https://github.com/openai/codex/releases/tag/rust-v0.147.0
• https://github.com/openai/codex/releases/tag/rust-v0.148.0
• https://github.com/openai/codex/releases/tag/rust-v0.149.0

PR: 297118
Reported by: delleceste@gmail.com
Obtained from: https://cgit.freebsd.org/ports/tree/www/chromium?id=51792f0ba744f54016e5394e3fd3033a513eadb0 (patches for v8 crate),

		https://github.com/openbsd/ports/tree/aea1f7950f97bcb7add6a82d3a0de2f161d42a12/devel/codex (patches for v8 crate),
		lwhsu (patches for notify crate)