mirror_sites.tcl: Update apache mirrors

 - Use HTTPS for *.apache.org
 - Remove defunct mirror apache.multidist.com

_resources/port1.0/fetch/mirror_sites.tcl

@@ -16,8 +16,8 @@ set portfetch::mirror_sites::sites(afterstep) {
 
 set portfetch::mirror_sites::sites(apache) {
     https://mirror.aarnet.edu.au/pub/apache/
-    http://archive.apache.org/dist/
-    http://www.apache.org/dist/
+    https://archive.apache.org/dist/
+    https://www.apache.org/dist/
     http://mirror.cc.columbia.edu/pub/software/apache/
     http://mirror.facebook.net/apache/
     http://www.gtlib.gatech.edu/pub/apache/
@@ -26,7 +26,6 @@ set portfetch::mirror_sites::sites(apache) {
     http://mirror.internode.on.net/pub/apache/
     http://apache.is.co.za/
     https://www.mirrorservice.org/sites/ftp.apache.org/
-    http://apache.multidist.com/
     http://apache.pesat.net.id/
     http://apache.mirror.rafal.ca/
 }