Revert "feat: add visits and shiny usage to metrics api"

This reverts commit 2c46bbe.

Author: tdstein

src/posit/connect/metrics/metrics.py

@@ -1,9 +1,7 @@
 """Metric resources."""
 
 from .. import resources
-from .shiny_usage import ShinyUsage
 from .usage import Usage
-from .visits import Visits
 
 
 class Metrics(resources.Resources):
@@ -18,11 +16,3 @@ class Metrics(resources.Resources):
     @property
     def usage(self) -> Usage:
         return Usage(self._ctx)
-
-    @property
-    def visits(self) -> Visits:
-        return Visits(self._ctx)
-
-    @property
-    def shiny_usage(self) -> ShinyUsage:
-        return ShinyUsage(self._ctx)