feat: Add tutorial content on accessing snow pit data

[aaarendt]

Description

A common data access pattern for the snowex community is to query snow pit data. This is not currently covered in the existing snowexsql database tutorial.

Directory

notebooks/

Resource Reference

• Research document for snowexsql database (currently in add our agent files for documentation SnowEx/snowexsql#212)

Files to Edit

notebooks/snowexsql-database.ipynb