WAF: Ensure mode is set during activation #64963

Job	Run time
Changelogger use	39s
detect changed files	11s
Changelogger validity	32s
Project structure	2m 20s
Copied files are in sync	7s
PHP Code Sniffer (non-excluded files only)	1m 56s
PHP lint (7.2)	46s
PHP lint (7.4)	36s
PHP lint (8.0)	45s
PHP Compatibility	1m 17s
PHP lint (8.1)	32s
PHP lint (8.2)	35s
PHP lint (8.3)	31s
ESLint (non-excluded files only)	0s
ESLint (changes to excluded files only)	0s
PHP Code Sniffer (changes to excluded files only)	0s
Lint GitHub Actions yaml files	0s
Check linter exclude lists	0s
Lock files are up to date	0s
Monorepo package version refs	0s
	10m 47s

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