Correct 'uswgi' to 'uwsgi'

Change-Id: I22026e5640a626f45b7508b60f492dbdb30631af
diff --git a/lib/apache b/lib/apache
index e29acf2..ffd7966 100644
--- a/lib/apache
+++ b/lib/apache
@@ -287,7 +287,7 @@
 # mod_proxy_uwsgi because the chunked encoding gets dropped. See:
 # https://github.com/unbit/uwsgi/issues/1540 You can workaround this on python2
 # but that involves having apache buffer the request before sending it to
-# uswgi.
+# uwsgi.
 function write_local_uwsgi_http_config {
     local file=$1
     local wsgi=$2