update host-deps for clang-tools

Author: h-vetinari

recipe/meta.yaml

@@ -543,11 +543,6 @@ outputs:
       track_features:
         - hcc          # [variant=="hcc"]
       string: {{ variant }}_h{{ PKG_HASH }}_{{ build_number }}
-      ignore_run_exports_from:
-        # the build fails if it doesn't find the following, but it's not used
-        - zlib     # [unix]
-        - libxml2  # [unix]
-        - zstd     # [unix]
     requirements:
       build:
         # "compiling .pyc files" fails without this
@@ -564,10 +559,12 @@ outputs:
         - {{ pin_subpackage("libclang-cpp", exact=True) }}
         - {{ pin_subpackage("clang-format", exact=True) }}
         - llvm =={{ version }}
-        # Use the same requirements as the top-level requirements
         - libcxx {{ cxx_compiler_version }}  # [osx]
         - llvmdev =={{ version }}
+        - icu       # [unix]
+        - libiconv
         - libxml2
+        - xz        # [unix]
         - zlib
         - zstd
       run: