treewide: use more HTTPS URLs

Uses the HTTPS url for cases where the existing URL has a permanent
redirect. For each domain, at least one fixed derivation URL was
downloaded to test the domain is properly serving downloads.

Also fixes jbake source URL, which was broken.

pkgs/os-specific/linux/lttng-modules/default.nix

@@ -6,7 +6,7 @@ stdenv.mkDerivation rec {
   version = "2.10.5";
 
   src = fetchurl {
-    url = "http://lttng.org/files/lttng-modules/lttng-modules-${version}.tar.bz2";
+    url = "https://lttng.org/files/lttng-modules/lttng-modules-${version}.tar.bz2";
     sha256 = "07rs01zwr4bmjamplix5qz1c6mb6wdawb68vyn0w6wx68ppbpnxq";
   };
 
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Linux kernel modules for LTTng tracing";
-    homepage = http://lttng.org/;
+    homepage = https://lttng.org/;
     license = with licenses; [ lgpl21 gpl2 mit ];
     platforms = platforms.linux;
     maintainers = [ maintainers.bjornfor ];