update links

Author: stevestein

articles/azure-sql-edge/toc.yml

@@ -52,11 +52,11 @@
       - name: Streaming views and DMVs
         href: streaming-catalog-views.md
       - name: sys.external_job_streams (Transact-SQL)
-        href: sys.external-job-streams.md
+        href: sys-external-job-streams.md
       - name: sys.externalstreaming_jobs (Transact-SQL)
-        href: sys.external-streaming-jobs.md
+        href: sys-external-streaming-jobs.md
       - name: sys.external_streams (Transact-SQL)
-        href: sys.external_streams.md
+        href: sys-external_streams.md
   - name: Processing timeseries data
     items:
     - name: Date_Bucket (Transact-SQL)