[irods#7570] Add GenQuery2 microservices to doxygen page.

doxygen/microservices.cpp

@@ -125,7 +125,7 @@
   - #msiSetKeyValuePairsToObj - Ingests or overwrites object metadata into iCAT from a AVU structure
   - #msiAddKeyVal - Adds a new key and value to a keyValPair_t
 
-\subsection msijson JSON microservices
+ \subsection msijson JSON microservices
   - #msi_json_compare  - Compares two JSON structures
   - #msi_json_contains - Returns if an element exists inside of a JSON structure
   - #msi_json_dump     - Serializes a JSON structure to a string
@@ -137,6 +137,12 @@
   - #msi_json_type     - Returns the type of an element inside a JSON structure
   - #msi_json_value    - Returns the value of a JSON structure
 
+ \subsection msigenquery2 GenQuery2 Microservices
+  - #msi_genquery2_execute  - Query the catalog using the GenQuery2 parser
+  - #msi_genquery2_next_row - Move the cursor forward by one row
+  - #msi_genquery2_column   - Read the value of a column from a row
+  - #msi_genquery2_free     - Free all resources associated with a GenQuery2 handle
+
  \subsection msiotheruser Other User Microservices
   - #msiModAVUMetadata - Modifies AVU metadata on a user, resource, data object, or collection
   - #msi_atomic_apply_acl_operations - Atomically modifies multiple ACLs on a single data object or collection