mshtml: Fix typo determining if channel is HTTP.

dlls/mshtml/nsio.c

diff --git a/dlls/mshtml/nsio.c b/dlls/mshtml/nsio.c
index 88a4e55..4610bbc 100644
--- a/dlls/mshtml/nsio.c
+++ b/dlls/mshtml/nsio.c
@@ -307,7 +307,7 @@
 
 static inline BOOL is_http_channel(nsChannel *This)
 {
-    return This->url_scheme == URL_SCHEME_HTTP || This->url_scheme == URL_SCHEME_HTTP;
+    return This->url_scheme == URL_SCHEME_HTTP || This->url_scheme == URL_SCHEME_HTTPS;
 }
 
 #define NSCHANNEL_THIS(iface) DEFINE_THIS(nsChannel, HttpChannel, iface)