Add a x86-to-arm64 crossfile for meson

meson setup --cross-file linux-x86-to-arm64.txt build/

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

linux-x86-to-arm64.txt

@@ -0,0 +1,10 @@
+[binaries]
+c = 'aarch64-linux-gnu-gcc'
+ar = 'aarch64-linux-gnu-ar'
+strip = 'aarch64-linux-gnu-strip'
+
+[target_machine]
+system = 'linux'
+cpu_family = 'arm64'
+cpu = 'arm64'
+endian = 'little'