[llimllib]

The build was failing when compining htmlentity with cargo-zigbuild 0.23.4, so pin it to 0.23.3:

│    Compiling htmlentity v1.3.2
│ error: linking with `/home/runner/.cache/cargo-zigbuild/0.23.4/wrappers/d7b6/zigcc-x86_64-apple-darwin-1bd8.sh` failed: exit status: 1
│   |
│   = note:  "/home/runner/.cache/cargo-zigbuild/0.23.4/wrappers/d7b6/zigcc-x86_64-apple-darwin-1bd8.sh" "-Wl,-exported_symbols_list" "-Wl,/home/runner/work/mdriver/mdriver/target/x86_64-apple-darwin/release/deps/rustc12R2z7/list" "/home/runner/work/mdriver/mdriver/target/x86_64-apple-darwin/release/deps/rustc12R2z7/symbols.o" "<2 object files omitted>" "<sysroot>/lib/rustlib/x86_64-apple-darwin/lib/libpanic_abort-*.rlib" "/home/runner/work/mdriver/mdriver/target/x86_64-apple-darwin/release/deps/{libanyhow-9a3ef780d06a90c2,libthiserror-6597482e85727f51,liblazy_static-ca1b23d530977983}.rlib" "<sysroot>/lib/rustlib/x86_64-apple-darwin/lib/{libstd-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-lSystem" "-lc" "-lm" "-arch" "x86_64" "-mmacosx-version-min=10.12.0" "-o" "/home/runner/work/mdriver/mdriver/target/x86_64-apple-darwin/release/deps/libhtmlentity-a1903a5b8ceaf653.dylib" "-Wl,-dead_strip" "-dynamiclib" "-nodefaultlibs"
│   = note: some arguments are omitted. use `--verbose` to show all linker arguments
│   = note: error: unable to read exported symbols list '-dead_strip': FileNotFound
│ error: could not compile `htmlentity` (lib) due to 1 previous error
│ warning: build failed, waiting for other jobs to finish...
target=x86_64-apple-darwin

see rust-cross/cargo-zigbuild#479 for details; once it's fixed and released I could upgrade again