Bump fmt to version 8.1.1 on macOS

This allows to bump the minimum required fmt version.

Fixes: #6984
Signed-off-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>

libraries/build-macos-libs.sh

@@ -47,7 +47,7 @@ ICU_VERSION="icu4c-69_1"
 ENET_VERSION="enet-1.3.18"
 MINIUPNPC_VERSION="miniupnpc-2.2.8"
 SODIUM_VERSION="libsodium-1.0.20"
-FMT_VERSION="7.1.3"
+FMT_VERSION="8.1.1"
 MOLTENVK_VERSION="1.3.0"
 OPENAL_SOFT_VERSION="1.24.2"
 # --------------------------------------------------------------
@@ -1160,11 +1160,9 @@ echo "Building fmt..."
 		rm -f .already-built
 		download_lib $LIB_URL $LIB_ARCHIVE || die
 
-		rm -rf $LIB_DIRECTORY include lib
+		rm -rf $LIB_DIRECTORY include lib libfmt
 		tar -xf $LIB_ARCHIVE || die
 
-		# It appears that older versions of Clang require constexpr statements to have a user-set constructor.
-		patch -Np1 -d $LIB_DIRECTORY -i ../../../macos-patches/fmt_constexpr.diff || die
 		# shellcheck disable=SC2086
 		cmake -B libfmt \
 			-S $LIB_DIRECTORY \

libraries/macos-patches/fmt_constexpr.diff

@@ -1,13 +0,0 @@
-diff --git a/include/fmt/os.h b/include/fmt/os.h
-index 88151006..11c3b2cc 100644
---- a/include/fmt/os.h
-+++ b/include/fmt/os.h
-@@ -375,7 +375,7 @@ struct ostream_params {
- };
- }  // namespace detail
- 
--static constexpr detail::buffer_size buffer_size;
-+static constexpr detail::buffer_size buffer_size{};
- 
- // A fast output stream which is not thread-safe.
- class ostream final : private detail::buffer<char> {