update links to 6.2.0
#17368: Fix an off-by-one error in the Python JSON decoder that caused a failure while decoding empty object literals when object_pairs_hook was specified.
#17368: merge with 3.2.
#17368: merge with 3.3.
#17402: avoid shadowing built-in map in mmap examples.  Initial patch by Aman Shah.
#17402: merge with 3.2.
#17402: merge with 3.3.