Add functions for date type in the TACO (#5)

[GumpacG]

Description

The manifest file change allows for Tableau to use time columns without having to cast. The dialect file changes fixes and supports the following test files and test cases:

TestPath	Test Case
/opt/homebrew/lib/python3.11/site-packages/tdvt/logicaltests/setup/calcs/setup.Filter.Date_In.simple_lower.xml
/opt/homebrew/lib/python3.11/site-packages/tdvt/logicaltests/setup/calcs/setup.Filter.Date_In_Time.simple_lower.xml
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.calcs_data.time.txt	time1
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.math.date_minus_date.txt	[date2] - [date2]
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.operator.date.equality.txt	date0 == 7/4/1972
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.operator.date.gt.txt	date0 > 11/12/1975
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.operator.date.gte.txt	date0 >= 11/12/1975
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.operator.date.lt.txt	date0 < 11/12/1975
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.operator.date.lte.txt	date0 <= 11/12/1975
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.operator.date.minus_datetime.txt	date0 - datetime0
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.operator.date.not_equal.txt	date0 != 11/12/1975
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.max.txt	MAX([date2], [date3])
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.min.txt	MIN([date2], [date3])
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.B639952.txt	SUM([date0]-1-[date1])
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.B639952.txt	SUM([date0]+300-[date1])
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.B639952.txt	[date0]-([date1]-1-[date2])
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.B639952.txt	[date1]-([date3]+500-[date2])
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.B639952.txt	[date1]-([date3]+500-[date2])+([date3]-[date0])
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.B639952.txt	SUM(([date3]-400-[date0])+([date3]+500-[date2]))
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.B639952.txt	SUM([date3]-1-(date(dateadd('month', 3, 2004-04-15 )))+1)
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.math.txt	[date2] =  [date2]
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.math.txt	[date2] >  [date2]
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.math.txt	[date2] >= [date2]
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.math.txt	[date2] <  [date2]
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.math.txt	[date2] <= [date2]
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.date.math.txt	[date2] <> [date2]
/opt/homebrew/lib/python3.11/site-packages/tdvt/exprtests/standard/setup.logical.txt	min(date0,date1)

Check List

• [ ] New functionality includes testing.
  • [ ] All tests pass, including unit test, integration test and doctest
• [ ] New functionality has been documented.
  • [ ] New functionality has javadoc added
  • [ ] New functionality has user manual doc added
• [ ] Commits are signed per the DCO using --signoff

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