Revert "Proxito: inject hosting integration header for build.commands (#10219)"

This reverts commit 27215d2.

Author: ericholscher

readthedocs/proxito/middleware.py

@@ -281,22 +281,11 @@ def process_request(self, request):  # noqa
 
     def add_hosting_integrations_headers(self, request, response):
         project_slug = getattr(request, "path_project_slug", "")
-        version_slug = getattr(request, "path_version_slug", "")
-
         if project_slug:
             project = Project.objects.get(slug=project_slug)
             if project.has_feature(Feature.HOSTING_INTEGRATIONS):
                 response["X-RTD-Hosting-Integrations"] = "true"
 
-            # Inject the new integrations for versions using `build.commands`
-            version = project.versions.filter(slug=version_slug).first()
-            if (
-                version
-                and version.config
-                and version.config.get("build", {}).get("commands", {}) != []
-            ):
-                response["X-RTD-Hosting-Integrations"] = "true"
-
     def process_response(self, request, response):  # noqa
         self.add_proxito_headers(request, response)
         self.add_cache_headers(request, response)