Revert "Merge pull request #257 from paritytech/ledger-support"

This reverts commit b01382f, reversing
changes made to b8cce99.

Author: Moliholy

.github/workflows/build-deterministic-runtime.yml

@@ -32,9 +32,6 @@ jobs:
       - name: Build ${{ matrix.runtime }} runtime
         id: srtool_build
         uses: chevdor/[email protected]
-        env:
-          # Includes metadata hash for production chains.
-          BUILD_OPTS: "--features on-chain-release-build"
         with:
           chain: ${{ matrix.runtime }}