PUZZLES.md page updated

PUZZLES.md

@@ -1,6 +1,6 @@
 ## Puzzles
 
-There are 3 active puzzles (9 total):
+There are 2 active puzzles (9 total):
 
 
 <del>unknown</del> [`?`](../master/?)<br/>
@@ -10,5 +10,5 @@ There are 3 active puzzles (9 total):
 &nbsp;&nbsp;&nbsp;&nbsp;[<del>10</del>](https://github.com/jcabi/jcabi-dynamo/issues/10) [`?`](../master/?)<br/>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[#46](https://github.com/jcabi/jcabi-dynamo/issues/46):[**10-d74a245f**](https://github.com/jcabi/jcabi-dynamo/issues/46) [`Throughput.java:76-76`](../master/src/main/java/com/jcabi/dynamo/Throughput.java#L76-L76)<br/>
 &nbsp;&nbsp;&nbsp;&nbsp;[#56](https://github.com/jcabi/jcabi-dynamo/issues/56):[<del>56</del>](https://github.com/jcabi/jcabi-dynamo/issues/56) [`?`](../master/?)<br/>
-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[#64](https://github.com/jcabi/jcabi-dynamo/issues/64):[**56-be65f863**](https://github.com/jcabi/jcabi-dynamo/issues/64) [`AwsIteratorITCase.java:51-53`](../master/src/test/java/com/jcabi/dynamo/AwsIteratorITCase.java#L51-L53)<br/>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[#64](https://github.com/jcabi/jcabi-dynamo/issues/64):[<del>56-be65f863</del>](https://github.com/jcabi/jcabi-dynamo/issues/64) [`AwsIteratorITCase.java:51-53`](../master/src/test/java/com/jcabi/dynamo/AwsIteratorITCase.java#L51-L53)<br/>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[#65](https://github.com/jcabi/jcabi-dynamo/issues/65):[**56-9ee1f8fe**](https://github.com/jcabi/jcabi-dynamo/issues/65) [`RegionITCase.java:53-56`](../master/src/test/java/com/jcabi/dynamo/RegionITCase.java#L53-L56)<br/>