fix(quickemu): read "Vendor ID" for CPU vendor detection

- Change HOST_CPU_VENDOR lookup to use '^Vendor ID' when parsing
/proc/cpuinfo
- Ensures correct CPU vendor detection on systems that label the field
as 'Vendor ID' instead of 'Vendor'

Fixes #1845

Signed-off-by: Martin Wimpress <martin@wimpress.org>

quickemu

@@ -314,7 +314,7 @@ function get_cpu_info() {
             sysctl -n machdep.cpu.brand_string
         elif [ "Socket" == "${INFO_NAME}" ]; then
             sysctl -n hw.packages
-        elif [ "Vendor" == "${INFO_NAME}" ]; then
+        elif [ "^Vendor ID" == "${INFO_NAME}" ]; then
             if [ "${ARCH_HOST}" == "arm64" ]; then
                 sysctl -n machdep.cpu.brand_string | cut -d' ' -f1
             else
@@ -477,7 +477,7 @@ function configure_cpu() {
     HOST_CPU_CORES=$(get_nproc)
     HOST_CPU_MODEL=$(get_cpu_info '^Model name:')
     HOST_CPU_SOCKETS=$(get_cpu_info 'Socket')
-    HOST_CPU_VENDOR=$(get_cpu_info 'Vendor')
+    HOST_CPU_VENDOR=$(get_cpu_info '^Vendor ID')
 
     if [ "${HOST_CPU_SOCKETS}" = "-" ]; then
         HOST_CPU_SOCKETS=1