LibWeb: Move StyleValue::absolutized() back where it belongs

I accidentally moved this when moving the CalculatedStyleValue methods,
and didn't notice because it was hidden in the middle. Oops!

Userland/Libraries/LibWeb/CSS/StyleValue.cpp

@@ -331,4 +331,9 @@ StyleValueList const& StyleValue::as_value_list() const
     return static_cast<StyleValueList const&>(*this);
 }
 
+ValueComparingNonnullRefPtr<StyleValue const> StyleValue::absolutized(CSSPixelRect const&, Gfx::FontPixelMetrics const&, CSSPixels, CSSPixels, CSSPixels, CSSPixels) const
+{
+    return *this;
+}
+
 }

Userland/Libraries/LibWeb/CSS/StyleValues/CalculatedStyleValue.cpp

@@ -710,11 +710,6 @@ CalculatedStyleValue::CalculationResult CalculatedStyleValue::CalcNumberSumPartW
     return value->resolve(layout_node, percentage_basis);
 }
 
-ValueComparingNonnullRefPtr<StyleValue const> StyleValue::absolutized(CSSPixelRect const&, Gfx::FontPixelMetrics const&, CSSPixels, CSSPixels, CSSPixels, CSSPixels) const
-{
-    return *this;
-}
-
 bool CalculatedStyleValue::contains_percentage() const
 {
     return m_expression->contains_percentage();