fix URLs in fixtures.yml to new Github-scheme

Author: sircubbi

.fixtures.yml

@@ -1,9 +1,9 @@
 fixtures:
   repositories:
-    "stdlib": "git://github.com/puppetlabs/puppetlabs-stdlib.git"
-    "apt": "git://github.com/puppetlabs/puppetlabs-apt.git"
-    "portage": "git://github.com/gentoo/puppet-portage.git"
-    "chocolatey": "git://github.com/puppetlabs/puppetlabs-chocolatey.git"
+    "stdlib": "https://github.com/puppetlabs/puppetlabs-stdlib.git"
+    "apt": "https://github.com/puppetlabs/puppetlabs-apt.git"
+    "portage": "https://github.com/gentoo/puppet-portage.git"
+    "chocolatey": "https://github.com/puppetlabs/puppetlabs-chocolatey.git"
     yumrepo_core:
       repo: https://github.com/puppetlabs/puppetlabs-yumrepo_core.git
       puppet_version: ">= 6.0.0"