Added myself to the credits (#5605)

CREDITS.md

@@ -23,6 +23,7 @@ People are sorted by name so please keep this order.
 * [Andrew Barrow](https://github.com/acbgbca): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:acbgbca)
 * [Andrew Hunter](https://github.com/rexbron): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:rexbron)
 * [Andrew Rabert](https://github.com/nvllsvm): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:nvllsvm), [Web](https://nullsum.net)
+* [andris155](https://github.com/andris155): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:andris155)
 * [Anton Smirnov](https://github.com/arokettu): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:arokettu), [Web](https://sandfox.me/)
 * [ArthurHoaro](https://github.com/ArthurHoaro): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:ArthurHoaro)
 * [Artur Weigandt](https://github.com/Art4): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:Art4), [Web](https://ruhr.social/@Art4)