Add message catalog entries for overview resolution errors #1747

Job	Run time
conformance-suite (dev-simplesamlphp-2.5)	13m 16s
Syntax and unit tests, PHP 8.5,	1m 9s
Syntax and unit tests, PHP 8.3,	1m 20s
Syntax and unit tests, PHP 8.4,	1m 3s
Security checks	30s
Sanity checks	27s
Quality control	56s
	18m 41s

Provide feedback