cpus: extract out qtest-specific code to accel/qtest

register a "CpusAccel" interface for qtest as well.

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index a59be84..ecc45df 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2492,7 +2492,7 @@
 R: Paolo Bonzini <pbonzini@redhat.com>
 S: Maintained
 F: softmmu/qtest.c
-F: accel/qtest.c
+F: accel/qtest/
 F: tests/qtest/
 X: tests/qtest/bios-tables-test-allowed-diff.h