[gimp] Installer: zlib1.dll has no version info, compare timestamp when updating in System32

[Jehan <jehanp src gnome org>]

commit 4c64588f180999822b7a6d828e303ba85c063b89
Author: Jernej Simončič <jernej|s-gitstuff eternallybored org>
Date:   Mon Aug 20 15:52:12 2018 +0200

    Installer: zlib1.dll has no version info, compare timestamp when updating in System32
    
    (cherry picked from commit 6fceb041df6c8a6b803f98d9c3855ca3209e6f37)

 build/windows/installer/gimp3264.iss | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/build/windows/installer/gimp3264.iss b/build/windows/installer/gimp3264.iss
index e542039718..fff668f240 100755
--- a/build/windows/installer/gimp3264.iss
+++ b/build/windows/installer/gimp3264.iss
@@ -302,8 +302,8 @@ Source: "{#DEPS_DIR}\compat\*.dll"; DestDir: "{app}"; Components: deps32\compat;
 
 ;upgrade zlib1.dll in System32 if it's present there to avoid breaking plugins
 ;sharedfile flag will ensure that the upgraded file is left behind on uninstall to avoid breaking other 
programs that use the file
-Source: "{#DEPS_DIR32}\bin\zlib1.dll"; DestDir: "{sys}"; Components: gimp32 or gimp64; Flags: restartreplace 
sharedfile 32bit uninsrestartdelete; Check: BadSysDLL('zlib1.dll',32)
-Source: "{#DEPS_DIR64}\bin\zlib1.dll"; DestDir: "{sys}"; Components: gimp64; Flags: restartreplace 
sharedfile uninsrestartdelete; Check: BadSysDLL('zlib1.dll',64)
+Source: "{#DEPS_DIR32}\bin\zlib1.dll"; DestDir: "{sys}"; Components: gimp32 or gimp64; Flags: restartreplace 
sharedfile 32bit uninsrestartdelete comparetimestamp; Check: BadSysDLL('zlib1.dll',32)
+Source: "{#DEPS_DIR64}\bin\zlib1.dll"; DestDir: "{sys}"; Components: gimp64; Flags: restartreplace 
sharedfile uninsrestartdelete comparetimestamp; Check: BadSysDLL('zlib1.dll',64)
 
 ;overridden configuration files
 #include "configoverride.isi"