Ports: Update opentyrian's patches to use git patches

Ports/opentyrian/patches/0001-Build-with-CMake.patch

@@ -1,3 +1,15 @@
+From 88cb0766b68056eec4c4f7f39fc188f566037bab Mon Sep 17 00:00:00 2001
+From: Oleg Kosenkov <okosenkov@gmail.com>
+Date: Mon, 31 May 2021 14:01:49 -0400
+Subject: [PATCH] Build with CMake
+
+---
+ CMakeLists.txt     |  4 +++
+ src/CMakeLists.txt | 67 ++++++++++++++++++++++++++++++++++++++++++++++
+ 2 files changed, 71 insertions(+)
+ create mode 100644 CMakeLists.txt
+ create mode 100644 src/CMakeLists.txt
+
 diff --git a/CMakeLists.txt b/CMakeLists.txt
 new file mode 100644
 index 0000000..dfb9649
@@ -10,7 +22,7 @@ index 0000000..dfb9649
 +add_subdirectory(src)
 diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
 new file mode 100644
-index 0000000..b8d71b9
+index 0000000..19d68c0
 --- /dev/null
 +++ b/src/CMakeLists.txt
 @@ -0,0 +1,67 @@
@@ -81,3 +93,6 @@ index 0000000..b8d71b9
 +target_link_libraries(tyrian m ${SDL2_LIBRARIES})
 +install(TARGETS tyrian
 +        RUNTIME DESTINATION bin)
+-- 
+2.36.1
+

Ports/opentyrian/patches/ReadMe.md

@@ -0,0 +1,7 @@
+# Patches for opentyrian on SerenityOS
+
+## `0001-Build-with-CMake.patch`
+
+Build with CMake
+
+