Add back workaround of transitive private shared library dependency i…

…ssue.

See conan-io/conan#7192 for details. virtualrunenv doesn't help for cross-compilation.

conanfile.py

@@ -219,7 +219,7 @@ def _configure_cmake(self):
             self._cmake.definitions[opt.upper()] = self.options.get_safe(opt, False)
         self._cmake.definitions["CMAKE_PROJECT_Celix_INCLUDE"] = os.path.join(self.build_folder, "conan_paths.cmake")
         # the following is workaround for https://github.com/conan-io/conan/issues/7192
-        # self._cmake.definitions["CMAKE_EXE_LINKER_FLAGS"] = "-Wl,--unresolved-symbols=ignore-in-shared-libs"
+        self._cmake.definitions["CMAKE_EXE_LINKER_FLAGS"] = "-Wl,--unresolved-symbols=ignore-in-shared-libs"
         self.output.info(self._cmake.definitions)
         v = tools.Version(self.version)
         self._cmake.configure(defs={'CELIX_MAJOR': v.major, 'CELIX_MINOR': v.minor, 'CELIX_MICRO': v.patch})