bitbake: fetch2/wget: Fix authentication in checkstatus() of the wget fetcher

I wonder how this used to work for anybody.

(Bitbake rev: 9481e9cd688f635a7fe2ac60d5826ac26f0cb9ba)

Signed-off-by: Stefan Klug <stefan.klug@baslerweb.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/fetch2/wget.py

@@ -322,8 +322,8 @@ class Wget(FetchMethod):
                 authheader =  "Basic %s" % encodeuser
                 r.add_header("Authorization", authheader)
 
-            if ud.user:
-                add_basic_auth(ud.user, r)
+            if ud.user and ud.pswd:
+                add_basic_auth(ud.user + ':' + ud.pswd, r)
 
             try:
                 import netrc, urllib.parse