Remove classic/deprecated templates

These are available via a new repository if still needed
for any reason:

https://github.com/openfaas/templates-classic

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>

Author: alexellis

templates.json

@@ -87,15 +87,6 @@
         "official": "true",
         "recommended": true
     },
-    {
-        "template": "python3",
-        "platform": "x86_64",
-        "language": "Python",
-        "source": "openfaas",
-        "description": "Classic Python 3 template",
-        "repo": "https://github.com/openfaas/templates",
-        "official": "true"
-    },
     {
         "template": "python3-flask",
         "platform": "x86_64",
@@ -172,33 +163,6 @@
         "official": "true",
         "recommended": true
     },
-    {
-        "template": "python3-debian",
-        "platform": "x86_64",
-        "language": "Python",
-        "source": "openfaas",
-        "description": "Python 3 Debian template",
-        "repo": "https://github.com/openfaas/templates",
-        "official": "true"
-    },
-    {
-        "template": "go",
-        "platform": "x86_64",
-        "language": "Go",
-        "source": "openfaas",
-        "description": "Legacy Golang template",
-        "repo": "https://github.com/openfaas/templates",
-        "official": "true"
-    },
-    {
-        "template": "ruby",
-        "platform": "x86_64",
-        "language": "Ruby",
-        "source": "openfaas",
-        "description": "Classic Ruby 3.3.6 template",
-        "repo": "https://github.com/openfaas/templates",
-        "official": "true"
-    },
     {
         "template": "ruby-http",
         "platform": "x86_64",