Added runtime to 25

Author: mattpocock

src/05-function-overloads/25-generics-in-function-overloads.problem.ts

@@ -2,6 +2,9 @@ import { it } from "vitest";
 import { Equal, Expect } from "../helpers/type-utils";
 
 function returnWhatIPassInExceptFor1(t: unknown): unknown {
+  if (t === 1) {
+    return 2;
+  }
   return t;
 }
 

src/05-function-overloads/25-generics-in-function-overloads.solution.ts

@@ -4,6 +4,9 @@ import { Equal, Expect } from "../helpers/type-utils";
 function returnWhatIPassInExceptFor1(t: 1): 2;
 function returnWhatIPassInExceptFor1<T>(t: T): T;
 function returnWhatIPassInExceptFor1(t: unknown): unknown {
+  if (t === 1) {
+    return 2;
+  }
   return t;
 }