Update version to v1.17.16

[willhickey]

Nothing in this commit except the version bump:

$ glol -1
2a9b501111 2024-01-06 23:28:54 -0600  (HEAD -> version_bump_v1.17.16, origin/version_bump_v1.17.16)  will.hickey@solana.com Update version to v1.17.16
$ git diff v1.17..HEAD | grep -vE "^ |^@@ |^--- |^\+\+\+ |^index |^diff |^-( \")?solana.*1.17.15|^\+( \")?solana.*1.17.16|^-version|^\+version"
$

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (cc0e9a0) 81.7% compared to head (2a9b501) 81.7%.

Additional details and impacted files

@@           Coverage Diff           @@
##            v1.17   #34680   +/-   ##
=======================================
  Coverage    81.7%    81.7%           
=======================================
  Files         805      805           
  Lines      218637   218637           
=======================================
+ Hits       178765   178787   +22     
+ Misses      39872    39850   -22