Undo formatting changes

Author: mortenvp

tests/constructors.cpp

@@ -7,7 +7,7 @@ struct bar {
 };
 
 TEST_CASE("Constructors", "[constructors]") {
-    tl::function_ref<void(void)> fr1 = [] {};
+    tl::function_ref<void(void)> fr1 = []{};
     tl::function_ref<void(void)> fr2 = foo;
     tl::function_ref<void(bar)> fr3 = &bar::baz;