Fix 'rednerd_api_handler*' metric names

HISTORY.rst

restapi/operations/auth/authenticate_prometheus.go

restapi/operations/auth/refresh_token_prometheus.go

restapi/operations/auth/userinfo_prometheus.go

restapi/operations/logging.go

restapi/operations/prometheus.go

restapi/operations/rendering/render_one_prometheus.go

restapi/operations/rendering/render_prometheus.go

restapi/operations/rendering/template_render_prometheus.go

...ns/template_management/account_template_add_prometheus.go

...template_management/account_template_delete_prometheus.go

...ns/template_management/account_template_get_prometheus.go

...s/template_management/account_template_list_prometheus.go

...template_management/account_template_update_prometheus.go

...perations/template_management/template_list_prometheus.go

...ations/template_management/template_varlist_prometheus.go

restapi/operations/user_management/user_add_prometheus.go

.../operations/user_management/user_apikey_add_prometheus.go

...erations/user_management/user_apikey_delete_prometheus.go

...operations/user_management/user_apikey_list_prometheus.go