mesalib: Explicitly disable intel-rt instead of revert commit

The reverted commit enabled intel-rt by default [1]. So explicitly
disable intel-rt [2].

[1]: https://gitlab.freedesktop.org/mesa/mesa/-/issues/11651
[2]: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30595

mesalib.be0

@@ -16,7 +16,7 @@ SRCURL[0]="https://beehive.molgen.mpg.de/0f4de2192e63b438637b98937ac85a10/mesa-2
 ## Add URLs/pathes to patch files to the PATCHURL array.
 ## The sources will be patched in the order of the array.
 
-PATCHURL+=("https://beehive.molgen.mpg.de/aa6254b348776c814e7adb2b64a1188a/0001-Revert-meson-rework-intel-rt-option-to-be-a-feature.patch")
+# PATCHURL+=()
 
 ###############################################################################
 ## Add filename patterns to the EXCLUDE array of files that should not
@@ -63,7 +63,8 @@ mee_configure() {
         -Dvulkan-drivers="amd,intel" \
         -Dosmesa=true \
         -Dvalgrind=disabled \
-        -Dglvnd=enabled
+        -Dglvnd=enabled \
+        -Dintel-rt=disabled
 }
 
 #mee_build() {