[opencv] update to 4.9

[cenit]

Fixes #36009 Fixes #39224 Fixes #39454 Fixes #38321 Fixes #36771 Fixes #36093 Fixes #35937 Fixes #34559 Fixes #34279 Fixes #33742 Fixes #32228 Fixes #17850 Fixes #13120 Fixes #4937

• [x] Changes comply with the maintainer guide.
• [x] SHA512s are updated for each updated download.
• [ ] The "supports" clause reflects platforms that may be fixed by this new version.
• [ ] Any fixed CI baseline entries are removed from that file.
• [x] Any patches that are no longer applied are deleted from the port's directory.
• [x] The version database is fixed by rerunning ./vcpkg x-add-version --all and committing the result.
• [x] Only one version is added to each modified port's versions file.