[BUG] Broken hyperlinks in BeginnersGuide notebook

[rb004f]

Describe the bug
Some of the hyper links in the Beginners Guide notebook are broken

Minimum Viable Example
Example: The link to engineering data model in https://lanl-ansi.github.io/PowerModelsDistribution.jl/stable/tutorials/Beginners%20Guide.html

Expected behavior
N/A

Screenshots
N/A

System Information (please complete the following information):

• All

Additional context
N/A

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