[doc] ref doc issues in @azure/monitor-query

[jeremymeng]

rendering issue

• <xxx> not rendered in docs

  azure-sdk-for-js/sdk/monitor/monitor-query/src/logsQueryClient.ts

  Line 195 in 56ccee8

  '/subscriptions/<sid>/resourceGroups/<rg>/providers/<providerName>/<resourceType>/<resourceName>'.

'/subscriptions//resourceGroups//providers///'.

• extraneous /** in

  azure-sdk-for-js/sdk/monitor/monitor-query/src/metricsQueryClient.ts

  Line 164 in 56ccee8

  * /**

missing ref docs

• MetricsClient constructor