Support solc v0.8.29 (#261)

No observable changes w.r.t. YUL compilation.
- Mark solc v0.8.29 as the latest supported version
- Add integration test for solc v0.8.29 specific feature
- Use the latest version on CI
- Drive-by fix linter complaints and a two types in the CI yaml files

---------

Signed-off-by: Cyrill Leutwiler <bigcyrill@hotmail.com>
Signed-off-by: xermicus <cyrill@parity.io>

.github/actions/get-solc/action.yml

@@ -1,4 +1,5 @@
 name: "Install Solidity Compiler"
+description: "Installs the Ethereum solc Solidity compiler frontend executable"
 
 runs:
   using: "composite"
@@ -18,7 +19,7 @@ runs:
       shell: bash
       run: |
         mkdir -p solc
-        curl -sSL --output solc/solc https://github.com/ethereum/solidity/releases/download/v0.8.28/${SOLC_NAME}
+        curl -sSL --output solc/solc https://github.com/ethereum/solidity/releases/download/v0.8.29/${SOLC_NAME}
 
     - name: Make Solc Executable
       if: ${{ runner.os == 'Windows' }}

.github/workflows/release.yml

@@ -4,7 +4,7 @@ on:
     branches: ["main"]
   pull_request:
     branches: ["main"]
-    types: [opened, synchronize, labled, unlabled]
+    types: [opened, synchronize, labeled, unlabeled]
   workflow_dispatch:
 
 concurrency:
@@ -62,7 +62,13 @@ jobs:
   build:
     strategy:
       matrix:
-        target: [x86_64-unknown-linux-musl, aarch64-apple-darwin, x86_64-apple-darwin, x86_64-pc-windows-msvc]
+        target:
+          [
+            x86_64-unknown-linux-musl,
+            aarch64-apple-darwin,
+            x86_64-apple-darwin,
+            x86_64-pc-windows-msvc,
+          ]
         include:
           - target: x86_64-unknown-linux-musl
             type: musl
@@ -83,7 +89,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
-        # without this it will override our rust flags
+          # without this it will override our rust flags
           rustflags: ""
           cache-key: ${{ matrix.target }}
 
@@ -165,12 +171,12 @@ jobs:
       - name: Set Up Node.js
         uses: actions/setup-node@v3
         with:
-         node-version: "20"
+          node-version: "20"
 
       - name: Basic Sanity Check
         run: |
           mkdir -p solc
-          curl -sSLo solc/soljson.js https://github.com/ethereum/solidity/releases/download/v0.8.28/soljson.js
+          curl -sSLo solc/soljson.js https://github.com/ethereum/solidity/releases/download/v0.8.29/soljson.js
           node -e "
           const soljson = require('solc/soljson');
           const createRevive = require('./target/wasm32-unknown-emscripten/release/resolc.js');