trans_double_path: Fix member initialization order

Silence GCC -Wreorder warning

Signed-off-by: Jaroslaw Pelczar <jarek@jpelczar.com>
Change-Id: I14a9e314805f5a39faf6d8a9beb6e6bc24a71eec
Reviewed-on: https://review.haiku-os.org/c/haiku/+/1820
Reviewed-by: waddlesplash <waddlesplash@gmail.com>

src/libs/agg/src/agg_trans_double_path.cpp

@@ -21,10 +21,10 @@ namespace agg
 
     //------------------------------------------------------------------------
     trans_double_path::trans_double_path() :
-        m_kindex1(0.0),
-        m_kindex2(0.0),
         m_base_length(0.0),
         m_base_height(1.0),
+        m_kindex1(0.0),
+        m_kindex2(0.0),
         m_status1(initial),
         m_status2(initial),
         m_preserve_x_scale(true)