CI: remove ubuntu-20.04

Author: nyetwurk

.github/workflows/release.yml

@@ -11,10 +11,7 @@ env:
 
 jobs:
   release:
-    strategy:
-      matrix:
-        os: [ubuntu-20.04, ubuntu-22.04]
-    runs-on: ["${{ matrix.os }}"]
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v2
 
@@ -58,12 +55,6 @@ jobs:
       - name: Build release tarball
         run: ./ci/create-tarball.sh
 
-      - name: Rename binaries for ubuntu22 release
-        if: matrix.os == 'ubuntu-22.04'
-        run: |
-          mv solana-accountsdb-plugin-kafka-release-x86_64-unknown-linux-gnu.tar.bz2 solana-accountsdb-plugin-kafka-release22-x86_64-unknown-linux-gnu.tar.bz2
-          mv solana-accountsdb-plugin-kafka-release-x86_64-unknown-linux-gnu.yml solana-accountsdb-plugin-kafka-release22-x86_64-unknown-linux-gnu.yml
-
       - name: Release
         uses: softprops/action-gh-release@v1
         if: startsWith(github.ref, 'refs/tags/')

.github/workflows/test.yml

@@ -10,10 +10,7 @@ env:
 
 jobs:
   test:
-    strategy:
-      matrix:
-        os: [ubuntu-20.04, ubuntu-22.04]
-    runs-on: ["${{ matrix.os }}"]
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v2
 
@@ -50,7 +47,7 @@ jobs:
           path: |
             ~/.cargo/registry
             ~/.cargo/git
-          key: ${{ matrix.os }}-cargo-build-${{ hashFiles('**/Cargo.lock', 'rust-toolchain.toml') }}-${{ env.RUST_STABLE }}
+          key: ${{ runner.os }}-cargo-build-${{ hashFiles('**/Cargo.lock', 'rust-toolchain.toml') }}-${{ env.RUST_STABLE }}
 
       - name: cargo fmt
         uses: actions-rs/cargo@v1

README.md

@@ -14,7 +14,7 @@ Find binary releases [here](https://github.com/Blockdaemon/solana-accountsdb-plu
 
 You will need version 3.15 or later of the protobuf compiler `protoc` installed, since it is required for the `--experimental_allow_proto3_optional` option.
 
-Note that as of this writing, both ubuntu 20.04 and 22.04 have obsolete versions of `protoc`.
+Note that as of this writing, ubuntu 22.04 still has an obsolete of `protoc`.
 
 For ubuntu, CI imports one from debian: