[sharktank] Add Perplexity updates to README (#408)

Add nightly Perplexity CI workflow's status badge to sharktank's README

.github/workflows/ci_eval.yaml

@@ -4,7 +4,7 @@
 # See https://llvm.org/LICENSE.txt for license information.
 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
-name: Evaluation Tests
+name: CI - Perplexity
 
 on:
   workflow_dispatch:
@@ -23,7 +23,7 @@ concurrency:
 jobs:
   test_perplexity_vmfb:
     timeout-minutes: 1000
-    name: "Evaluation Tests - perplexity_vmfb"
+    name: "IREE/vmfb"
     strategy:
       matrix:
         version: [3.11]
@@ -76,7 +76,7 @@ jobs:
 
   test_perplexity_torch:
     timeout-minutes: 1000
-    name: "Evaluation Tests - perplexity_torch"
+    name: "Torch/eager mode"
     strategy:
       matrix:
         version: [3.11]

sharktank/README.md

@@ -10,6 +10,10 @@ This sub-project is a work in progress. It is intended to be a repository of
 layers, model recipes, and conversion tools from popular LLM quantization
 tooling.
 
+## Project Status
+
+[![CI - Perplexity](https://github.com/nod-ai/SHARK-Platform/actions/workflows/ci_eval.yaml/badge.svg?branch=main&event=schedule)](https://github.com/nod-ai/SHARK-Platform/actions/workflows/ci_eval.yaml)
+
 ## Examples
 
 The repository will ultimately grow a curated set of models and tools for