Add missing ChangeLog entries

[devenbansod]

Adding ChangeLog entries for fixes related to:

• [sql-parser] PURGE statement unrecognized #207
• COLLATE keyword #190
• STRAIGHT_JOIN is not been treated as JOIN #196
• ALTER TABLE ... CHANGE ... CHANGE ...; #189
• RenameStatement doesn't build() #201
• sql-parser did not see not required comma #160
• LOCK TABLES unrecognized #180
• Index hint syntax not recognized #199

Signed-off-by: Deven Bansod [email protected]

[codecov]

Codecov Report

Merging #217 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #217   +/-   ##
=========================================
  Coverage     99.77%   99.77%           
  Complexity     1821     1821           
=========================================
  Files            61       61           
  Lines          4350     4350           
=========================================
  Hits           4340     4340           
  Misses           10       10

[ibennetch]

Excellent, thanks.