Put environment back in uiFilters (#92561) (#92686)

`environment` is still used in `uiFilters` in UX, but not anywhere else.

It was removed when removing environment from UI filters for the rest of APM and broke UX's environment switcher. Put it back.
# Conflicts:
#	x-pack/plugins/apm/public/context/url_params_context/url_params_context.tsx

x-pack/plugins/apm/public/context/url_params_context/url_params_context.tsx

@@ -37,7 +37,7 @@ function useUiFilters(params: IUrlParams): UIFilters {
   ) as Partial<Record<LocalUIFilterName, string[]>>;
 
   return useDeepObjectIdentity({
-    kuery,
+    environment: params.environment,
     ...localUiFilters,
   });
 }