Bump WIRE_VERSION_MAX to 14 (#891)

* Bumped WIRE_VERSION_MAX.

Added comments to help when searching for maxWireVersion.

See: https://jira.mongodb.org/browse/CDRIVER-4165

Signed-off-by: Jesse Williamson <[email protected]>

* Apply clang-format.

Signed-off-by: Jesse Williamson <[email protected]>

Author: Jesse Williamson

src/libmongoc/src/mongoc/mongoc-client-private.h

@@ -42,8 +42,8 @@
 BSON_BEGIN_DECLS
 
 /* protocol versions this driver can speak */
-#define WIRE_VERSION_MIN 3
-#define WIRE_VERSION_MAX 13
+#define WIRE_VERSION_MIN 3  /* a.k.a. minWireVersion */
+#define WIRE_VERSION_MAX 14 /* a.k.a. maxWireVersion */
 
 /* first version that supported "find" and "getMore" commands */
 #define WIRE_VERSION_FIND_CMD 4