Update tex/generic/pgf/systemlayer/pgfsys-dvisvgm.def

Co-authored-by: Yukai Chou <muzimuzhi@gmail.com>

Author: 2 people

tex/generic/pgf/systemlayer/pgfsys-dvisvgm.def

@@ -127,7 +127,15 @@
   \dp#1=0pt%
   \leavevmode%
   \pgf@xa=\pgf@trimleft@final\relax  \ifdim\pgf@xa=0pt \else\kern\pgf@xa\fi%
-  \raise-\pgf@ya\hbox{\ifpgf@sys@svg@inpicture\box#1\else\special{dvisvgm:bbox \pgf@sys@tonumber\pgf@picmaxx\space\pgf@sys@tonumber\pgf@picmaxy}\special{dvisvgm:bbox lock}\box#1\special{dvisvgm:bbox unlock}\fi}%
+  \raise-\pgf@ya\hbox{%
+    \ifpgf@sys@svg@inpicture
+      \box#1%
+    \else
+      \special{dvisvgm:bbox \pgf@sys@tonumber\pgf@picmaxx\space\pgf@sys@tonumber\pgf@picmaxy}%
+      \special{dvisvgm:bbox lock}%
+      \box#1%
+      \special{dvisvgm:bbox unlock}%
+    \fi}%
   \pgf@xa=\pgf@trimright@final\relax \ifdim\pgf@xa=0pt \else\kern\pgf@xa\fi%
 }