Add glossary entries for "Hot reload" and "Hot restart" #12644
Description
Add a glossary entry for "Hot reload" and "Hot restart" in the context of Flutter to https://github.com/flutter/website/blob/main/src/data/glossary.yml.
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Add a glossary entry for "Hot reload" and "Hot restart" in the context of Flutter to https://github.com/flutter/website/blob/main/src/data/glossary.yml.