Update dependency sqlparse to v0.3.1

[renovate]

This PR contains the following updates:

Package	Update	Change
sqlparse	patch	==0.3.0 -> ==0.3.1

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Release Notes

andialbrecht/sqlparse

v0.3.1

Compare Source

Enhancements

• Add HQL keywords (pr475, by matwalk).
• Add support for time zone casts (issue489).
• Enhance formatting of AS keyword (issue507, by john-bodley).
• Stabilize grouping engine when parsing invalid SQL statements.

Bug Fixes

• Fix splitting of SQL with multiple statements inside
  parentheses (issue485, pr486 by win39).
• Correctly identify NULLS FIRST / NULLS LAST as keywords (issue487).
• Fix splitting of SQL statements that contain dollar signs in
  identifiers (issue491).
• Remove support for parsing double slash comments introduced in
  0.3.0 (issue456) as it had some side-effects with other dialects and
  doesn't seem to be widely used (issue476).
• Restrict detection of alias names to objects that acutally could
  have an alias (issue455, adopted some parts of pr509 by john-bodley).
• Fix parsing of date/time literals (issue438, by vashek).
• Fix initialization of TokenList (issue499, pr505 by john-bodley).
• Fix parsing of LIKE (issue493, pr525 by dbczumar).
• Improve parsing of identifiers (pr527 by liulk).

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