Corrected path of ico file.

Author: dlemstra

Installer/Inno/inc/files-base.isx

@@ -43,4 +43,4 @@
 Source: "PathTool\PathTool.exe"; DestDir: "{app}\uninstall"; Flags: ignoreversion
 
 ; Icon file
-Source: "..\..\ImageMagick\images\ImageMagick.ico"; DestDir: {#MagickAppDirectory}; Flags: ignoreversion
+Source: "{#RootDirectory}ImageMagick\images\ImageMagick.ico"; DestDir: {#MagickAppDirectory}; Flags: ignoreversion