UBUNTU: [Packaging] temporarily disable Rust support

Kernel 6.5 requires rustc-1.68, but this version is not currently
available in the archive, so disable Rust support for now.

Signed-off-by: Andrea Righi <andrea.righi@canonical.com>

debian.master/control.stub.in

@@ -39,9 +39,6 @@ Build-Depends:
  curl <!stage1>,
  zstd <!stage1>,
  pahole [amd64 arm64 armhf ppc64el s390x riscv64] | dwarves (>= 1.21) [amd64 arm64 armhf ppc64el s390x riscv64] <!stage1>,
- rustc (= 1.69.0+dfsg0ubuntu1-0ubuntu1) [amd64],
- rust-src (= 1.69.0+dfsg0ubuntu1-0ubuntu1) [amd64],
- rustfmt (= 1.69.0+dfsg0ubuntu1-0ubuntu1) [amd64],
  bindgen-0.56 [amd64],
  libstdc++-dev,
 Build-Depends-Indep:

debian.master/rules.d/amd64.mk

@@ -20,4 +20,4 @@ do_extras_package = true
 do_tools_common = true
 do_tools_acpidbg = true
 do_odm_drivers  = true
-do_lib_rust     = true
+do_lib_rust     = false

debian/rules.d/0-common-vars.mk

@@ -238,7 +238,6 @@ kmake = make ARCH=$(build_arch) \
 	CROSS_COMPILE=$(CROSS_COMPILE) \
 	HOSTCC=$(HOSTCC) \
 	CC=$(CROSS_COMPILE)$(gcc) \
-	BINDGEN=bindgen-0.56 CLANG_PATH=clang-14 LIBCLANG_PATH=/usr/lib/llvm-14/lib \
 	KERNELVERSION=$(abi_release)-$(target_flavour) \
 	CONFIG_DEBUG_SECTION_MISMATCH=y \
 	KBUILD_BUILD_VERSION="$(uploadnum)" \