Change citation name (#2956)

This hasn't been a library for few shot language model evaluation in quite a while. Let's update the citation to use "the Language Model Evaluation Harness" as the title.

README.md

@@ -614,7 +614,7 @@ Extras dependencies can be installed via `pip install -e ".[NAME]"`
 ```text
 @misc{eval-harness,
   author       = {Gao, Leo and Tow, Jonathan and Abbasi, Baber and Biderman, Stella and Black, Sid and DiPofi, Anthony and Foster, Charles and Golding, Laurence and Hsu, Jeffrey and Le Noac'h, Alain and Li, Haonan and McDonell, Kyle and Muennighoff, Niklas and Ociepa, Chris and Phang, Jason and Reynolds, Laria and Schoelkopf, Hailey and Skowron, Aviya and Sutawika, Lintang and Tang, Eric and Thite, Anish and Wang, Ben and Wang, Kevin and Zou, Andy},
-  title        = {A framework for few-shot language model evaluation},
+  title        = {The Language Model Evaluation Harness},
   month        = 07,
   year         = 2024,
   publisher    = {Zenodo},