parametrization tutorial updates

[neelasha23]

Describe your changes

Added more details in the parametrization tutorial

Issue number

Closes #288

Checklist before requesting a review

• Performed a self-review of my code
• Formatted my code with pkgmt format
• Added tests (when necessary).
• Added docstring documentation and update the changelog (when needed)

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📚 Documentation preview 📚: https://jupysql--570.org.readthedocs.build/en/570/

[edublancas]

let's add a final example showing how to use a for loop to run a parametrized query multiple times:

for island in ("Torgersen", "Biscoe", "Dream"):
    %sql create table {{island}} as (select * from penguins.csv where island = '{{island}}')

[neelasha23]

let's add a final example showing how to use a for loop to run a parametrized query multiple times:

for island in ("Torgersen", "Biscoe", "Dream"):
    %sql create table {{island}} as (select * from penguins.csv where island = '{{island}}')

Added this
@edublancas