Fix default parameters for SoccerTwo

[umarhunter]

Proposed change(s)

I noticed that the default parameters in the documentation (docs/Training-Configuration-File.md) didn't match the parameters that the poca/SoccerTwo.yaml file comes with.

Useful links (Github issues, JIRA tickets, ML-Agents forum threads etc.)

Types of change(s)

• Bug fix
• New feature
• Code refactor
• Breaking change
• Documentation update
• Other (please describe)

Checklist

• Added tests that prove my fix is effective or that my feature works
• Updated the changelog (if applicable)
• Updated the documentation (if applicable)
• Updated the migration guide (if applicable)

Other comments

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