Update to latest crt with new windowing implementation

Author: bretambrose

pom.xml

@@ -108,7 +108,7 @@
         <rxjava.version>2.1.9</rxjava.version>
         <commons-codec.verion>1.10</commons-codec.verion>
         <jmh.version>1.21</jmh.version>
-        <awscrt.version>0.6.3</awscrt.version>
+        <awscrt.version>0.6.5</awscrt.version>
 
         <!-- Test dependencies -->
         <junit.version>4.12</junit.version>