build.yaml: add nightly builds (#659)

Author: korli

.github/workflows/build.yaml

@@ -15,11 +15,12 @@ jobs:
           # https://github.com/cross-platform-actions/action/blob/master/changelog.md
           - { os: haiku, version: 'r1beta5', runner: 'ubuntu-latest', architecture: 'x86-64' }
           - { os: haiku, version: 'r1beta5',  runner: 'ubuntu-latest', architecture: 'x86' }
-
+          - { os: haiku, version: 'hrev58647', runner: 'ubuntu-latest', architecture: 'x86-64' }
+          - { os: haiku, version: 'hrev58647',  runner: 'ubuntu-latest', architecture: 'x86' }
     steps:
       - uses: actions/checkout@v4
 
-      - uses: korli/[email protected]haiku1
+      - uses: korli/[email protected]haiku2
         with:
           operating_system: ${{ matrix.config.os }}
           version: ${{ matrix.config.version }}