fix(github): update CODEOWNERS to represent tico24 as a lead (#3580)

Author: jmeridth

.github/CODEOWNERS

@@ -1,6 +1,6 @@
-* @mkilchhofer @jmeridth @yu-croco
+* @mkilchhofer @jmeridth @yu-croco @tico24
 
 /charts/argo-workflows/        @vladlosev @jmeridth @yu-croco @tico24
 /charts/argo-cd/               @mbevc1 @mkilchhofer @yu-croco @jmeridth @pdrastil @tico24
 /charts/argo-events/           @pdrastil @jmeridth @tico24 @yu-croco
-/charts/argo-rollouts/         @jmeridth @yu-croco
+/charts/argo-rollouts/         @jmeridth @yu-croco @tico24