Continuous-integration.yml: let workflow run on each push event #653

Job	Run time
PHPUnit Composer v2 (PHP 7.4)	29s
PHPUnit (PHP 7.1)	39s
PHPUnit (PHP 7.2)	41s
Tests alternative autoloader (PHP 7.1)	10s
PHPUnit (PHP 7.3)	38s
PHPUnit coverage (PHP 7.4)	1m 0s
Tests alternative autoloader (PHP 7.2)	7s
PHPUnit lowest deps (PHP 7.3)	28s
PHPUnit (PHP 7.4)	43s
Tests alternative autoloader (PHP 7.3)	10s
PHPUnit (PHP 8.0)	32s
Tests alternative autoloader (PHP 7.4)	7s
PHPUnit (PHP 8.1)	41s
Windows-Tests with PHP 7.1	1m 7s
Tests alternative autoloader (PHP 8.0)	10s
PHPUnit (PHP 8.2)	35s
Windows-Tests with PHP 7.2	59s
Tests alternative autoloader (PHP 8.1)	8s
PHPUnit (PHP 8.3)	35s
Windows-Tests with PHP 7.3	52s
Tests alternative autoloader (PHP 8.2)	7s
Windows-Tests with PHP 7.4	1m 7s
Tests alternative autoloader (PHP 8.3)	6s
Windows-Tests with PHP 8.0	59s
Windows-Tests with PHP 8.1	1m 15s
Windows-Tests with PHP 8.2	1m 5s
Windows-Tests with PHP 8.3	1m 4s
	16m 34s

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