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>

js/package.json

@@ -2,7 +2,7 @@
   "name": "revive",
   "private": true,
   "dependencies": {
-    "solc": "^0.8.28"
+    "solc": "^0.8.29"
   },
   "scripts": {
     "example:web": "http-server ./examples/web/",
@@ -21,4 +21,4 @@
     "prettier": "^3.4.2",
     "terser": "^5.37.0"
   }
-}
+}