Remove web-platform-tests/{%CERTS_DIR%,custom-state-pseudo-class,priority-hints} directories

https://bugs.webkit.org/show_bug.cgi?id=290294

Reviewed by Anne van Kesteren.

WPT has never had `%CERTS_DIR%` directory.

The upstream WPT removed `priority-hints` directory in
<web-platform-tests/wpt@7724448>.

The upstream WPT removed `custom-state-pseudo-class` directory in
<web-platform-tests/wpt@9b7754b>.

* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/FEFE.pem: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/FEFF.pem: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/cacert.pem: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/cakey.pem: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/index.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/index.txt.attr: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/index.txt.attr.old: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/index.txt.old: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/localhost.key: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/localhost.pem: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/serial: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/serial.old: Removed.
* LayoutTests/imported/w3c/web-platform-tests/%CERTS_DIR%/w3c-import.log: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/META.yml: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/custom-state-set-strong-ref.tentative-expected.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/custom-state-set-strong-ref.tentative.html: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/idlharness.window-expected.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/idlharness.window.html: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/idlharness.window.js: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/state-css-selector-shadow-dom.tentative-expected.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/state-css-selector-shadow-dom.tentative.html: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/state-css-selector.tentative-expected.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/custom-state-pseudo-class/state-css-selector.tentative.html: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/META.yml: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/img-attr-fetchpriority.tentative-expected.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/img-attr-fetchpriority.tentative.html: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/link-attr-fetchpriority.tentative-expected.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/link-attr-fetchpriority.tentative.html: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/link-header-fetchpriority.tentative-expected.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/link-header-fetchpriority.tentative.html: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/link-header-fetchpriority.tentative.html.sub.headers: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/resources/script.js: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/resources/stylesheet.css: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/resources/w3c-import.log: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/script-attr-fetchpriority.tentative-expected.txt: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/script-attr-fetchpriority.tentative.html: Removed.
* LayoutTests/imported/w3c/web-platform-tests/priority-hints/w3c-import.log: Removed.

Canonical link: https://commits.webkit.org/292578@main

Author: fujii