Odia language corpus and dict added

[soumendrak]

Thanks for creating OCR models for different languages.
I have added Odia language details in this PR.
Wiki - https://or.wikipedia.org/
Unique features of Odia language:

• Diacritics character added
• Odia numbers added

Source of dataset: Odia Structured Dictionary in Kaggle CC-BY-SA-4.0 licensed.

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[paddle-bot-old]

Thanks for your contribution!

[soumendrak]

#1048

[soumendrak]

@Evezerest @sdcb @ZeyuChen
Is there anything needed to merge this PR?

[onecatcn]

Guidance to train the model is provided. We are calling contributions to add new language support for PaddleOCR. @soumendrak