ANDROID: rust: Select rustc-1.73.0

Select rustc-1.73.0 in the Android build system.

Bug: 251506715
Change-Id: I6247a97975ea39d031da78df6133212ebf4d1b35
Signed-off-by: Matthew Maurer <[email protected]>

Author: maurer

build.config.common

@@ -5,7 +5,9 @@ KMI_GENERATION=0
 LLVM=1
 DEPMOD=depmod
 CLANG_PREBUILT_BIN=prebuilts/clang/host/linux-x86/clang-${CLANG_VERSION}/bin
+CLANGTOOLS_PREBUILT_BIN=prebuilts/clang-tools/linux-x86/bin
 BUILDTOOLS_PREBUILT_BIN=build/kernel/build-tools/path/linux-x86
+RUST_PREBUILT_BIN=prebuilts/rust/linux-x86/${RUSTC_VERSION}/bin
 
 # TODO(b/296265825): Turn this into a proper error
 DTC=$(command -v dtc || { echo "WARNING: $BUILD_CONFIG loaded without Kleaf hermetic tools.

build.config.constants

@@ -1,5 +1,6 @@
 BRANCH=android15-6.6
 CLANG_VERSION=r498229b
+RUSTC_VERSION=1.73.0
 AARCH64_NDK_TRIPLE=aarch64-linux-android31
 X86_64_NDK_TRIPLE=x86_64-linux-android31
 ARM_NDK_TRIPLE=arm-linux-androideabi31