Update CONTRIBUTING.md

CONTRIBUTING.md

@@ -4,6 +4,6 @@
 
 See https://github.com/elimu-ai/wiki/blob/main/CONTRIBUTING.md
 
-## Maintainer Splits 💦
+## Funding Splits 💦
 
 The maintainer splits at https://www.drips.network/app/projects/github/elimu-ai/webapp should reflect the data in [`FUNDING_SPLITS.csv`](FUNDING_SPLITS.csv). If your GitHub username is in `FUNDING_SPLITS.csv`, add your Ethereum address next to it.