fix(exasol): fix TO_CHAR parsing leaking canonical datetime format tokens#6650

VaggelisD merged 2 commits intotobymao:maintobymao/sqlglot:mainfrom

exasol:800-fix-exasol-to_char-parsing-leaks-canonical-datetime-format-tokensexasol/sqlglot:800-fix-exasol-to_char-parsing-leaks-canonical-datetime-format-tokensCopy head branch name to clipboard