games-engines/minetest: remove unused patches

Signed-off-by: Michael Mair-Keimberger <mmk@levelnine.at>
Signed-off-by: Conrad Kostecki <conikost@gentoo.org>

games-engines/minetest/files/minetest-5.7.0-no_upstream_optflags.patch

@@ -1,11 +0,0 @@
---- a/src/CMakeLists.txt
-+++ b/src/CMakeLists.txt
-@@ -784,7 +784,7 @@
- 		endif()
- 	endif()
- 
--	set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG ${RELEASE_WARNING_FLAGS} ${OTHER_FLAGS} -pipe -funroll-loops -O3 -fomit-frame-pointer")
-+	set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG ${RELEASE_WARNING_FLAGS} ${OTHER_FLAGS}")
- 	if(CMAKE_SYSTEM_NAME STREQUAL "Linux"
- 			AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang"
- 			AND CMAKE_CXX_COMPILER_VERSION MATCHES "^9\\.")

games-engines/minetest/files/minetest-5.8.0-include_algorithm.patch

@@ -1,20 +0,0 @@
-From https://github.com/minetest/minetest/commit/c9ab61aa8cd0ca50bc8c4d90f257bb5ed3b0bb00
-https://bugs.gentoo.org/921131
-
-From: Alfred Wingate <parona@protonmail.com>
-Date: Sun, 31 Dec 2023 17:39:01 +0200
-Subject: [PATCH] Add missing header for gcc-14
-
-https://gcc.gnu.org/gcc-14/porting_to.html
-
-Signed-off-by: Alfred Wingate <parona@protonmail.com>
---- a/src/client/sound/sound_data.cpp
-+++ b/src/client/sound/sound_data.cpp
-@@ -25,6 +25,7 @@ with this program; ifnot, write to the Free Software Foundation, Inc.,
- #include "sound_data.h"
- 
- #include "sound_constants.h"
-+#include <algorithm>
- 
- namespace sound {
-