[chore](build) Use include-what-you-use to optimize includes (PART II) (#18761)

Currently, there are some useless includes in the codebase. We can use a tool named include-what-you-use to optimize these includes. By using a strict include-what-you-use policy, we can get lots of benefits from it.

be/src/vec/functions/function_hex.cpp

@@ -15,13 +15,40 @@
 // specific language governing permissions and limitations
 // under the License.
 
+#include <stddef.h>
+#include <stdint.h>
+
+#include <algorithm>
+#include <boost/iterator/iterator_facade.hpp>
+#include <memory>
+#include <string>
+#include <string_view>
+#include <utility>
+
+#include "common/status.h"
+#include "olap/hll.h"
 #include "util/simd/vstring_function.h" //place this header file at last to compile
+#include "vec/aggregate_functions/aggregate_function.h"
+#include "vec/columns/column.h"
 #include "vec/columns/column_complex.h"
+#include "vec/columns/column_string.h"
+#include "vec/columns/column_vector.h"
+#include "vec/core/block.h"
+#include "vec/core/column_numbers.h"
+#include "vec/core/column_with_type_and_name.h"
+#include "vec/core/types.h"
 #include "vec/data_types/data_type.h"
 #include "vec/data_types/data_type_hll.h"
+#include "vec/data_types/data_type_number.h"
+#include "vec/data_types/data_type_string.h"
+#include "vec/functions/function.h"
 #include "vec/functions/function_string.h"
 #include "vec/functions/simple_function_factory.h"
 
+namespace doris {
+class FunctionContext;
+} // namespace doris
+
 namespace doris::vectorized {
 template <typename Impl>
 class FunctionHexVariadic : public IFunction {