add template .gitattributes that fixes language stats
diff --git a/.gitattributes b/.gitattributes
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+# Override jupyter in Github language stats for more accurate estimate of repo code languages
+# reference: https://github.com/github/linguist/blob/master/docs/overrides.md#generated-code
+*.ipynb linguist-generated

Tiny PR to fix the annoying jupyter notebook language count stats :) 

https://twitter.com/karpathy/status/1620875263700799488?s=20&t=bV2NXNJaUzxcZWsUyDyJEg

Instructions taken from https://github.com/github/linguist/blob/master/docs/overrides.md#generated-code, referenced in discussion under https://github.com/github/linguist/issues/3316 (official github-linguist repo). 

I left the rest of the commented template lines in there in case you need anything from there, but could remove them if you really want to keep it "nano" 😉 