Fix False Positive in `adding-foreign-key-constraint` & LSP Support for Case Expressions

Added

• linter: adding_foreign_key_constraint: allow when create table in transaction (#713)
• lsp: add code action for case else clause (#709). Thanks @cr4ftx!
• lsp: go to def for case exprs (#708)
• parser: fill out more ast nodes (#714)
• parser: add slice expr node to syntax tree (#707)
• parser: improve create function & create foreign table robustness (#704)
• parser: improve option & role lists (#702)
• parser: improve error recovery for update statements (#701)

Fixed

• parser: fix nodes for casts so ast access works correctly (#711)
• linter: fix autofix for int & smallint with array types (#710)