SDL: cmake: wrap SDL_STATIC_PIC in double quotes (aka never trust user input)

SDL Commits
1

https://github.com/libsdl-org/SDL/commit/298ad937c0f068a83ebbf89fc8b0ef508d3cd01e

From 298ad937c0f068a83ebbf89fc8b0ef508d3cd01e Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Wed, 8 Jun 2022 01:10:12 +0200
Subject: [PATCH] cmake: wrap SDL_STATIC_PIC in double quotes (aka never trust
 user input)

Suggested by @Wohlstand
---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 294575e964e..41789664236 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3001,7 +3001,7 @@ if(SDL_STATIC)
   else()
     set_target_properties(SDL2-static PROPERTIES OUTPUT_NAME "SDL2")
   endif()
-  set_target_properties(SDL2-static PROPERTIES POSITION_INDEPENDENT_CODE ${SDL_STATIC_PIC})
+  set_target_properties(SDL2-static PROPERTIES POSITION_INDEPENDENT_CODE "${SDL_STATIC_PIC}")
   # Note: The clang toolset for Visual Studio does not support /NODEFAULTLIB.
   if(MSVC AND NOT SDL_LIBC AND NOT MSVC_CLANG AND NOT CMAKE_GENERATOR_PLATFORM STREQUAL "ARM")
     set_target_properties(SDL2-static PROPERTIES LINK_FLAGS_RELEASE "/NODEFAULTLIB")