typo fix

samples/wip/vector-2D/Vector2DSample.cc

@@ -76,7 +76,7 @@ void Vector2DSample::render(float elapsedSeconds)
         g.draw(tg::pos2(160, 100), {{1, 0, 0}, 5.0f});
         g.draw(tg::pos2(170, 100), {{1, 0, 0, 1}, 5.0f});
 
-        // ways to speficy a fill
+        // ways to specify a fill
         g.fill(tg::aabb2({100, 120}, {150, 125}), tg::color3::green);
         g.fill(tg::aabb2({100, 130}, {150, 135}), tg::color4::green);
         g.fill(tg::aabb2({100, 140}, {150, 145}), {1, 0, 0});