rename workflow file

Author: buffalojoec

.github/actions/setup/action.yml

@@ -17,7 +17,7 @@ inputs:
     description: Install Solana if `true`. Defaults to `false`.
     required: false
   toolchain:
-    description: Rust toolchain to install. Comma-separated string of [`build`, `format`, `lint`, `test`].
+    description: Rust toolchain to install. Comma-separated string of [`format`, `lint`, `test`].
     required: false
 
 runs:
@@ -46,10 +46,6 @@ runs:
       run: pnpm install --frozen-lockfile
       shell: bash
 
-    - name: Install Rust 'build' Toolchain
-      if: ${{ contains(inputs.toolchain, 'build') }}
-      uses: dtolnay/rust-toolchain@master
-
     - name: Install Rust 'format' Toolchain
       if: ${{ contains(inputs.toolchain, 'format') }}
       uses: dtolnay/rust-toolchain@master

.github/workflows/main.yml

@@ -122,7 +122,6 @@ jobs:
       - name: Setup Environment
         uses: ./.github/actions/setup
         with:
-          toolchain: build
           cargo-cache-key: cargo-program
           solana: true