systemtap: upgrade 4.3 -> 4.4

systemtap: upgrade 4.3 -> 4.4

The test log of oe-selftest is as follows:
2020-11-23 15:48:49,144 - oe-selftest - INFO - test_crosstap_helloworld (runtime_test.SystemTap)
2020-11-23 17:06:55,949 - oe-selftest - INFO -  ... ok
2020-11-23 17:06:55,951 - oe-selftest - INFO - test_crosstap_pstree (runtime_test.SystemTap)
2020-11-23 17:08:07,921 - oe-selftest - INFO -  ... ok
2020-11-23 17:08:07,922 - oe-selftest - INFO - test_crosstap_syscalls_by_pid (runtime_test.SystemTap)
2020-11-23 17:09:20,084 - oe-selftest - INFO -  ... ok
2020-11-23 17:09:20,085 - oe-selftest - INFO - test_crosstap_syscalls_by_proc (runtime_test.SystemTap)
2020-11-23 17:10:31,349 - oe-selftest - INFO -  ... ok
2020-11-23 17:12:58,052 - oe-selftest - INFO - ----------------------------------------------------------------------
2020-11-23 17:12:58,054 - oe-selftest - INFO - Ran 4 tests in 5051.537s
2020-11-23 17:12:58,054 - oe-selftest - INFO - OK
2020-11-23 17:13:08,416 - oe-selftest - INFO - RESULTS:
2020-11-23 17:13:08,417 - oe-selftest - INFO - RESULTS - runtime_test.SystemTap.test_crosstap_helloworld: PASSED (4686.81s)
2020-11-23 17:13:08,418 - oe-selftest - INFO - RESULTS - runtime_test.SystemTap.test_crosstap_pstree: PASSED (71.97s)
2020-11-23 17:13:08,418 - oe-selftest - INFO - RESULTS - runtime_test.SystemTap.test_crosstap_syscalls_by_pid: PASSED (72.16s)
2020-11-23 17:13:08,418 - oe-selftest - INFO - RESULTS - runtime_test.SystemTap.test_crosstap_syscalls_by_proc: PASSED (71.26s)
2020-11-23 17:13:08,432 - oe-selftest - INFO - SUMMARY:
2020-11-23 17:13:08,432 - oe-selftest - INFO - oe-selftest () - Ran 4 tests in 5051.540s
2020-11-23 17:13:08,432 - oe-selftest - INFO - oe-selftest - OK - All required tests passed (successes=4, skipped=0, failures=0, errors=0)

Signed-off-by: Zang Ruochen <zangrc.fnst@cn.fujitsu.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>