net-libs/libpsl: Sync with Gentoo

It's from Gentoo commit ad6c6971b168e6e884f68e215a6c44a3a1037f34.

sdk_container/src/third_party/portage-stable/net-libs/libpsl/files/libpsl-0.21.2-tests-optional.patch

@@ -1,39 +0,0 @@
-https://github.com/rockdaboot/libpsl/commit/fb6b75317ab669c255906fa4db256837332eb1ed
-
-From fb6b75317ab669c255906fa4db256837332eb1ed Mon Sep 17 00:00:00 2001
-From: Vincent Torri <vtorri@outlook.fr>
-Date: Sat, 14 Jan 2023 17:25:31 +0100
-Subject: [PATCH] add 'tests' option to disable tests and fuzzers
-
----
- meson.build       | 6 ++++--
- meson_options.txt | 3 +++
- 2 files changed, 7 insertions(+), 2 deletions(-)
-
-diff --git a/meson.build b/meson.build
-index d96748d..4492354 100644
---- a/meson.build
-+++ b/meson.build
-@@ -132,6 +132,8 @@ endif
- subdir('include')
- subdir('src')
- subdir('tools')
--subdir('tests')
--subdir('fuzz')
-+if get_option('tests')
-+  subdir('tests')
-+  subdir('fuzz')
-+endif
- subdir(join_paths('docs', 'libpsl'))
-diff --git a/meson_options.txt b/meson_options.txt
-index e9d6a23..d66f256 100644
---- a/meson_options.txt
-+++ b/meson_options.txt
-@@ -17,3 +17,6 @@ option('psl_testfile', type : 'string', value : '',
- 
- option('docs', type: 'boolean', value: false,
-   description: 'Build the API reference (requires gtk-doc)')
-+
-+option('tests', type: 'boolean', value: true,
-+  description: 'Build the tests and fuzzers')
-