build.sh: build SDL3 with CMake (#2060)

* build.sh: support building SDL3 with cmake

* ci: install cmake

* ci: make msvc use bash to build again

* ci: use get-command to get link.exe

* build.sh: revert back to CMAKE_INSTALL_PREFIX

* ci: hardcode CMAKE_INSTALL_LIBDIR

* ci: set cc_ld to not step on cmake

* build.sh: less messing with cwd

* build.sh: fix prefix once and for all

* ci: skip installing cmake on macos to avoid warnings

* build.sh: pass MACOSX_DEPLOYMENT_TARGET to cmake

* build.sh: remove extra .. in configure command

* build.sh: remove unused variable

* build.sh: allow SIMD runtime detection

* build.sh: propagate LTO to SDL3

.github/workflows/release.yml

@@ -164,7 +164,7 @@ jobs:
 
       - name: Install Dependencies
         run: |
-          brew install bash md5sha1sum sdl3
+          brew install bash md5sha1sum cmake
           pip install meson ninja dmgbuild
 
       - name: Build
@@ -276,7 +276,7 @@ jobs:
             ca-certificates:p
             ninja:p
             pkg-config:p
-            sdl3:p
+            cmake:p
 
       - name: Set Environment Variables
         run: |