SNOW-802269 Add ordering and size function for scala and java modules…

[sfc-gh-gmahadevan]

… (#133)

• add java and scala size and ordering functions

• add scala unit test for ordering and size function

• update comments and add example

• add java test cases

• fix comments

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1. What GitHub issue is this PR addressing? Make sure that there is an accompanying issue to your PR.

   Fixes #SNOW-802269

2. Fill out the following pre-review checklist:

   • [X] I am adding a new automated test(s) to verify correctness of my new code
   • [ ] I am adding new logging messages
   • [ ] I am adding a new telemetry message
   • [ ] I am adding new credentials
   • [ ] I am adding a new dependency

3. Please describe how your code solves the related issue.

   Add below missing functions in scala and java modules

API	Description
functions.desc	equivalent to Column.desc
functions.asc	equivalent to Columns.asc
functions.size	equivalent to array_size

Pre-review checklist

(For Snowflake employees)

• [X] This change has passed precommit
• [ ] I have reviewed code coverage report for my PR in (Sonarqube)