docs: fix typo in MAINTAINERS.md file (#735)

Fix typo in MAINTAINERS.md

Corrected a typo in the MAINTAINERS.md file from "sending" to "Send" to ensure grammatical accuracy and clarity in the documentation.

Author: PiyushPamnani

MAINTAINERS.md

@@ -24,7 +24,7 @@ See [the GitHub All Contributors Core Team group](https://github.com/orgs/all-co
 - [ ] Establish a check-in ritual
 - [ ] Establish a culture of gratitude ritual
 - [ ] Develop more proactive information-sharing practices
-- [ ] To keep engaged: sending regular (weekly) updates about the recent events related to the project
+- [ ] To keep engaged: Send regular (weekly) updates about the recent events related to the project
 - [ ] Develop more open and inclusive decision-making processes
 
 ### Building an All Contributors presence and visibility