Fixed infinite loop.

[josephbirkner]

C++ compilers are mysterious. The infinite loop that existed here was only active in debug mode. In release mode, the function always just picked the first type and never even entered the loop.

[github-actions]

Package	Line Rate	Branch Rate	Health
libs.http-datasource.src	82%	41%	✔
libs.http-service.src	78%	41%	➖
libs.logging.include.mapget	100%	0%	✔
libs.model.include.mapget.model	81%	41%	✔
libs.model.src	86%	49%	✔
libs.service.include.mapget.service	50%	0%	➖
libs.service.src	77%	41%	➖
Summary	83% (1468 / 1769)	45% (1360 / 2995)	✔

Minimum allowed line rate is 50%