chore: add jakub as code owner

Author: gregfromstl

.github/CODEOWNERS

@@ -17,9 +17,9 @@ packages/tw-tsconfig/ @jnsdls @joaquim-verges
 
 # apps
 apps/ @jnsdls @joaquim-verges
-apps/dashboard/ @jnsdls @MananTank @joaquim-verges
-apps/playground-web/ @joaquim-verges @gregfromstl @jnsdls @joaquim-verges
-apps/wallet-ui/ @gregfromstl @jnsdls @joaquim-verges @MananTank
+apps/dashboard/ @jnsdls @MananTank @joaquim-verges @jakubkrehel
+apps/playground-web/ @joaquim-verges @gregfromstl @jnsdls @joaquim-verges @jakubkrehel
+apps/wallet-ui/ @gregfromstl @jnsdls @joaquim-verges @MananTank @jakubkrehel
 apps/portal/ @thirdweb-dev/product @thirdweb-dev/platform @thirdweb-dev/infra
 
 # .github folder + .changeset + turbo config is owned by jonas for now