[cloudspanner bigtable] Update client library versions (#1293)

pom.xml

@@ -75,13 +75,13 @@ LICENSE file.
     <azurecosmos.version>2.2.3</azurecosmos.version>
     <azurestorage.version>4.0.0</azurestorage.version>
     <cassandra.cql.version>3.0.0</cassandra.cql.version>
-    <cloudspanner.version>0.24.0-beta</cloudspanner.version>
+    <cloudspanner.version>0.36.0-beta</cloudspanner.version>
     <couchbase.version>1.4.10</couchbase.version>
     <couchbase2.version>2.3.1</couchbase2.version>
     <elasticsearch5-version>5.5.1</elasticsearch5-version>
     <foundationdb.version>5.2.5</foundationdb.version>
     <geode.version>1.2.0</geode.version>
-    <googlebigtable.version>1.3.0</googlebigtable.version>
+    <googlebigtable.version>1.4.0</googlebigtable.version>
     <hbase098.version>0.98.14-hadoop2</hbase098.version>
     <hbase10.version>1.0.2</hbase10.version>
     <hbase12.version>1.2.5</hbase12.version>