dev-cpp/scnlib: Bump required simdutf version and adjust patch

Signed-off-by: Steffen Winter <steffen.winter@proton.me>

dev-cpp/scnlib/files/scnlib-2.0.2-accept-simdutf-5.2.x.patch

@@ -0,0 +1,16 @@
+diff --git a/cmake/dependencies.cmake b/cmake/dependencies.cmake
+index ae2832b..186fbed 100644
+--- a/cmake/dependencies.cmake
++++ b/cmake/dependencies.cmake
+@@ -61,7 +61,10 @@ endif ()
+ # we don't want to include tests of dependencies, so we need to do some manual work
+ 
+ if (SCN_USE_EXTERNAL_SIMDUTF)
+-    find_package(simdutf 4.0.0 CONFIG REQUIRED)
++    find_package(simdutf 5.2.0 CONFIG)
++    if(NOT simdutf_FOUND)
++        find_package(simdutf 4.0.0 CONFIG REQUIRED)
++    endif()
+ else ()
+     FetchContent_Declare(
+             simdutf

dev-cpp/scnlib/scnlib-2.0.2-r1.ebuild

@@ -0,0 +1,46 @@
+# Copyright 2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="scanf for modern C++ "
+HOMEPAGE="https://scnlib.dev/"
+SRC_URI="https://github.com/eliaskosunen/scnlib/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="test"
+
+BDEPEND="
+	dev-cpp/fast_float
+	>=dev-cpp/simdutf-5.2.0:=
+	test? ( dev-cpp/gtest )
+"
+
+RESTRICT="!test? ( test )"
+
+PATCHES=(
+	"${FILESDIR}/${P}-accept-simdutf-5.2.x.patch"
+)
+
+src_prepare() {
+	use test && eapply "${FILESDIR}/${P}-no-external-test-deps.patch"
+	cmake_src_prepare
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-DSCN_BENCHMARKS=OFF
+		-DSCN_BENCHMARKS_BINARYSIZE=OFF
+		-DSCN_BENCHMARKS_BUILDTIME=OFF
+		-DSCN_DOCS=OFF
+		-DSCN_EXAMPLES=$(usex test ON OFF)
+		-DSCN_TESTS=$(usex test ON OFF)
+		-DSCN_USE_EXTERNAL_FAST_FLOAT=ON
+		-DSCN_USE_EXTERNAL_SIMDUTF=ON
+	)
+	cmake_src_configure
+}