Bump Couchbase Java SDK to 3_3_4 in 4_4_x. (#1560)

* Bump Couchbase Java SDK to 3_3_4 in 4_4_x.

Author: mikereiche

pom.xml

@@ -18,8 +18,8 @@
     </parent>
 
     <properties>
-        <couchbase>3.3.2</couchbase>
-        <couchbase.osgi>3.3.2</couchbase.osgi>
+        <couchbase>3.3.4</couchbase>
+        <couchbase.osgi>3.3.4</couchbase.osgi>
         <springdata.commons>2.7.3-SNAPSHOT</springdata.commons>
         <java-module-name>spring.data.couchbase</java-module-name>
         <apt>1.1.3</apt>