chore: add Cachey to the list of projects in README (#1119)

Signed-off-by: MrCroxx <mrcroxx@outlook.com>

Author: shikhar

README.md

@@ -61,6 +61,7 @@ Feel free to open a PR and add your projects here:
 - [dna](https://github.com/apibara/dna): The fastest platform to build production-grade indexers that connect onchain data to web2 services.
 - [si](https://github.com/systeminit/si): The System Initiative software.
 - [AntTP](https://github.com/traktion/AntTP): Serves Autonomi Network data over HTTP protocol.
+- [Cachey](https://github.com/s2-streamstore/cachey): Read-through cache for object storage.
 
 ## Quick Start
 
@@ -293,4 +294,4 @@ Thank you for your contribution~ <img src="https://raw.githubusercontent.com/foy
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=foyer-rs/foyer&type=Date)](https://www.star-history.com/#foyer-rs/foyer&Date)
+[![Star History Chart](https://api.star-history.com/svg?repos=foyer-rs/foyer&type=Date)](https://www.star-history.com/#foyer-rs/foyer&Date)