tools/power/x86/intel-speed-select: Update version for v5.10

Update version for changes released with v5.10 kernel release.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

Author: spandruvada

tools/power/x86/intel-speed-select/isst-config.c

@@ -15,7 +15,7 @@ struct process_cmd_struct {
 	int arg;
 };
 
-static const char *version_str = "v1.5";
+static const char *version_str = "v1.6";
 static const int supported_api_ver = 1;
 static struct isst_if_platform_info isst_platform_info;
 static char *progname;