Fix formatting in presto_cpp/properties.rst

Author: steveburnett

presto-docs/src/main/sphinx/presto_cpp/properties.rst

@@ -2,7 +2,7 @@
 Presto C++ Configuration Properties
 ===================================
 
-This section describes Presto C++ configuration properties.
+This section describes Presto C++ configuration properties. 
 
 The following is not a complete list of all configuration properties,
 and does not include any connector-specific catalog configuration properties
@@ -379,12 +379,12 @@ The configuration properties of AsyncDataCache and SSD cache are described here.
   In-memory cache.
 
 ``async-cache-ssd-gb``
-^^^^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^
 
 * **Type:** ``integer``
 * **Default value:** ``0``
 
-  The size of the SSD. Unit is in GiB (gibibytes).
+  The size of the SSD. Unit is in GiB (gibibytes). 
 
 ``async-cache-ssd-path``
 ^^^^^^^^^^^^^^^^^^^^^^^^