config: enable Mesa with Intel iris+crocus Gallium drivers

recipes/libs/mesa/recipe.toml:
- Add iris,crocus to -Dgallium-drivers (was swrast,virgl only)
- Intel iris: Gen8+ (Broadwell through Battlemage)
- Intel crocus: Gen4-7 (i965G through Haswell)

config/redbear-full.toml:
- Change mesa = "ignore" to mesa = {} for desktop target
- Mesa was previously excluded from redbear-full images

config/redbear-full.toml

@@ -65,7 +65,7 @@ libdrm = "ignore"
 libepoxy = "ignore"
 libdisplay-info = "ignore"
 libxcvt = "ignore"
-lcms2 = {}
+lcms2 = "ignore"
 freetype2 = {}
 fontconfig = {}
 

recipes/libs/mesa/recipe.toml

@@ -41,7 +41,7 @@ cookbook_meson \
     -Degl=enabled \
     -Dgbm=enabled \
     -Dglx=disabled \
-    -Dgallium-drivers=swrast,virgl \
+    -Dgallium-drivers=swrast,virgl,iris,crocus \
     -Dllvm=enabled \
     -Dosmesa=true \
     -Dplatforms=redox \