URL encode user-inputted Ids, migrate to Github actions

[haydenhoang]

Change Summary

URL encode user-inputted Ids to prevent injection & allow usage of special characters.

Features

• Added an utility class URLEncoding inside typesense/api/utils.
• Log test results when running gradle build
• Run tests in Github actions with matrix strategy using JDK 8, 11, 17
• Add Aliases test testUpsertWithURLEncodedName

Fixes

Build errors:

• Can not create openapi.yml file because parent directories do not exist.
• Task ':sourcesJar' uses output of task ':generateSwaggerCodeTypesense' without declaring it as a dependency.
• Javadoc

Excluded the script to download books.jsonl from github actions config file since it's unused.

PR Checklist

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