Fix brew boost version to 1.85

The latest boost (1.87) have removed deprecated version that Simple-Web that we have still uses.
For now, fix the CI until we fix simple-web

.github/workflows/c-cpp.yml

@@ -29,7 +29,7 @@ jobs:
           # Temporary Workaround for conflict with multiple python in brew
           brew install --overwrite python@3.12 python@3.11 python@3.10
           brew install autoconf automake libtool pkg-config
-          brew install boost
+          brew install boost@1.85
           brew install capnp
           brew install spdlog
           brew install nlohmann-json