[TypeChecker] NFC: Add a "slow" perf test-case for rdar://91310777

(cherry picked from commit 7869b73)

Author: xedin

validation-test/Sema/type_checker_perf/slow/rdar91310777.swift

@@ -0,0 +1,16 @@
+// RUN: %target-typecheck-verify-swift -solver-expression-time-threshold=1
+// REQUIRES: tools-release,no_asan
+
+func compute(_ cont: () -> Void) {}
+
+func test() {
+  compute {
+    let x = 42
+    compute {
+      print(x)
+      let v: UInt64 = UInt64((24 / UInt32(1)) + UInt32(0) - UInt32(0) - 24 / 42 - 42)
+      // expected-error@-1 {{the compiler is unable to type-check this expression in reasonable time; try breaking up the expression into distinct sub-expressions}}
+      print(v)
+    }
+  }
+}