Bug 1373374 - Remove single quotation marks around MOZ_APP_DISPLAYNAME in SeaMonkey installer. r=IanN

See Bug 1225918 [avoid quoting MOZ_APP_DISPLAYNAME when used as a DEFINE].

suite/installer/windows/moz.build

@@ -6,5 +6,5 @@
 DEFINES['APP_VERSION'] = CONFIG['SEAMONKEY_VERSION']
 
 DEFINES['MOZ_APP_NAME'] = CONFIG['MOZ_APP_NAME']
-DEFINES['MOZ_APP_DISPLAYNAME'] = "'%s'" % CONFIG['MOZ_APP_DISPLAYNAME']
+DEFINES['MOZ_APP_DISPLAYNAME'] = CONFIG['MOZ_APP_DISPLAYNAME']
 DEFINES['MOZILLA_VERSION'] = CONFIG['MOZILLA_VERSION']