CI: Temporarily disable FreeBSD SDL3 task.

Ports is updated, but it hasn't propagated yet:

https://www.freshports.org/devel/sdl3

.github/workflows/ci.yml

@@ -477,20 +477,20 @@ jobs:
     - name: Build (Release)
       run: cmake --build release
 
-  freebsd-SDL3:
-    name: FreeBSD (SDL3)
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-      with:
-        submodules: true
-    - name: Build
-      uses: cross-platform-actions/[email protected]
-      with:
-        operating_system: freebsd
-        version: '14.2'
-        run: |
-          sudo pkg update
-          sudo pkg install -y cmake ninja sdl3
-          cmake -B build -G Ninja . -DBUILD_SDL3=ON
-          cmake --build build --verbose -- -j`sysctl -n hw.ncpu`
+#  freebsd-SDL3:
+#    name: FreeBSD (SDL3)
+#    runs-on: ubuntu-latest
+#    steps:
+#    - uses: actions/checkout@v4
+#      with:
+#        submodules: true
+#    - name: Build
+#      uses: cross-platform-actions/[email protected]
+#      with:
+#        operating_system: freebsd
+#        version: '14.2'
+#        run: |
+#          sudo pkg update
+#          sudo pkg install -y cmake ninja sdl3
+#          cmake -B build -G Ninja . -DBUILD_SDL3=ON
+#          cmake --build build --verbose -- -j`sysctl -n hw.ncpu`