Remove code for old benchmarks website (#6684)

## Summary

Just not sure why its still there? Removed the old code and renamed the
new website

Signed-off-by: Adam Gutglick <adam@spiraldb.com>

Author: AdamGS

.github/workflows/publish-benchmarks-website.yml

@@ -4,7 +4,7 @@ on:
   push:
     branches: [develop]
     paths:
-      - "benchmarks-website-v2/**"
+      - "benchmarks-website/**"
 
 jobs:
   publish:
@@ -31,7 +31,7 @@ jobs:
       - name: Build and push
         uses: docker/build-push-action@v6
         with:
-          context: ./benchmarks-website-v2
+          context: ./benchmarks-website
           platforms: linux/arm64
           push: true
           tags: ghcr.io/${{ github.repository }}/benchmarks-website:latest

REUSE.toml

@@ -17,11 +17,6 @@ path = "benchmarks-website/**"
 SPDX-FileCopyrightText = "Copyright the Vortex contributors"
 SPDX-License-Identifier = "CC-BY-4.0"
 
-[[annotations]]
-path = "benchmarks-website-v2/**"
-SPDX-FileCopyrightText = "Copyright the Vortex contributors"
-SPDX-License-Identifier = "CC-BY-4.0"
-
 # Golden files are licensed under CC-BY-4.0.
 [[annotations]]
 path = "**/goldenfiles/**"