Prepare for 4.1.4 release #483

Job	Run time
CI test (make validate)	28s
Code coverage (codecov)	34s
Build moodle-plugin-ci.phar	39s
Integration tests (8.2, master)	6m 41s
Integration tests (8.2, MOODLE_402_STABLE)	7m 36s
Integration tests (8.1, MOODLE_401_STABLE)	9m 3s
Integration tests (8.0, MOODLE_400_STABLE)	6m 47s
Integration tests (8.0, MOODLE_311_STABLE)	7m 50s
Integration tests (7.4, MOODLE_310_STABLE)	7m 56s
Integration tests (7.4, MOODLE_39_STABLE)	7m 17s
Integration tests (7.4, MOODLE_38_STABLE)	6m 13s
Integration tests (PHAR) (8.2, master)	7m 27s
Integration tests (PHAR) (8.1, MOODLE_402_STABLE)	5m 53s
Integration tests (PHAR) (8.0, MOODLE_401_STABLE)	6m 33s
Integration tests (PHAR) (7.4, MOODLE_400_STABLE)	7m 58s
	1h 28m 55s

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