mesa: drop useless -Dshared-glapi flag

Mesa 25.1 dropped support for static glapi, making this switch
deprecated (and useless). Drop it from the build options.

(From OE-Core rev: 4a06d51f9917a71ab1df31bcb6ce7f67dfce7139)

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-graphics/mesa/mesa.inc

@@ -68,7 +68,6 @@ def check_buildtype(d):
 MESON_BUILDTYPE = "${@check_buildtype(d)}"
 
 EXTRA_OEMESON = " \
-    -Dshared-glapi=enabled \
     -Dglx-read-only-text=true \
     -Dplatforms='${@",".join("${PLATFORMS}".split())}' \
 "