[TASK] Allow to omit whitespace before reference target #2570

Job	Run time
Check architecture	14s
Coding Standards	22s
xml-lint	23s
Code Coverage / Code Coverage	3m 39s
Lint root / Lint yaml & Composer (8.2)	9s
Static analysis / Static Code Analysis (8.2)	31s
Unit test / Supported Versions Matrix	2s
Unit test / Tests (8.1, lowest)	58s
Unit test / Tests (8.1, locked)	17s
Unit test / Tests (8.1, highest)	1m 6s
Unit test / Tests (8.2, lowest)	35s
Unit test / Tests (8.2, locked)	11s
Unit test / Tests (8.2, highest)	35s
Unit test / Tests (8.3, lowest)	28s
Unit test / Tests (8.3, locked)	10s
Unit test / Tests (8.3, highest)	34s
Functional test / Supported Versions Matrix	3s
integration test / Supported Versions Matrix	5s
Functional test / Tests (8.1, lowest)	37s
Functional test / Tests (8.1, locked)	24s
Functional test / Tests (8.1, highest)	39s
Functional test / Tests (8.2, lowest)	1m 11s
Functional test / Tests (8.2, locked)	26s
Functional test / Tests (8.2, highest)	38s
Functional test / Tests (8.3, lowest)	1m 16s
Functional test / Tests (8.3, locked)	27s
Functional test / Tests (8.3, highest)	1m 9s
integration test / Tests (8.1, lowest)	58s
integration test / Tests (8.1, locked)	41s
integration test / Tests (8.1, highest)	58s
integration test / Tests (8.2, lowest)	51s
integration test / Tests (8.2, locked)	43s
integration test / Tests (8.2, highest)	1m 0s
integration test / Tests (8.3, lowest)	1m 28s
integration test / Tests (8.3, locked)	43s
integration test / Tests (8.3, highest)	51s
	25m 22s

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