change TOC name (#165)

Author: rachel-mack

source/read.txt

@@ -28,7 +28,7 @@ Read Data from MongoDB
    Specify Fields to Return </read/project>
    Distinct Field Values </read/distinct>
    Count Documents </read/count>
-   Cursors </read/cursors>
+   Access Data From a Cursor </read/cursors>
    Monitor Changes </read/change-streams>
    Collations </read/collations>