…rflow error (#53018)

### What problem does this PR solve?
Problem Summary:

```
==2403213==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x506001097220 at pc 0x55837edd7fe9 bp 0x7f7efe2dc830 sp 0x7f7efe2dbff8
READ of size 63 at 0x506001097220 thread T1262 (brpc_light)
    #0 0x55837edd7fe8 in strlen (/mnt/disk8/zhangsida/doris/output/be/lib/doris_be+0x2c8d7fe8) (BuildId: 5acbe48773972a88)
    #1 0x5583bd3ff969 in fmt::v7::detail::buffer_appender<char> fmt::v7::detail::write<char, fmt::v7::detail::buffer_appender<char>>(fmt::v7::detail::buffer_appender<char>, char const*) (/mnt/disk8/zhangsida/doris/output/be/lib/doris_be+0x6aeff969) (BuildId: 5acbe48773972a88)
    #2 0x5583bd41640e in char const* fmt::v7::detail::parse_replacement_field<char, fmt::v7::detail::format_handler<fmt::v7::detail::buffer_appender<char>, char, fmt::v7::basic_format_context<fmt::v7::detail::buffer_appender<char>, char>>&>(char const*, char const*, fmt::v7::detail::format_handler<fmt::v7::detail::buffer_appender<char>, char, fmt::v7::basic_format_context<fmt::v7::detail::buffer_appender<char>, char>>&) (/mnt/disk8/zhangsida/doris/output/be/lib/doris_be+0x6af1640e) (BuildId: 5acbe48773972a88)
    #3 0x5583bd416c7f in void fmt::v7::detail::vformat_to<char>(fmt::v7::detail::buffer<char>&, fmt::v7::basic_string_view<char>, fmt::v7::basic_format_args<fmt::v7::basic_format_context<fmt::v7::detail::buffer_appender<fmt::v7::type_identity<char>::type>, fmt::v7::type_identity<char>::type>>, fmt::v7::detail::locale_ref) (/mnt/disk8/zhangsida/doris/output/be/lib/doris_be+0x6af16c7f) (BuildId: 5acbe48773972a88)
    #4 0x5583bd3f74aa in fmt::v7::detail::vformat[abi:cxx11](fmt::v7::basic_string_view<char>, fmt::v7::format_args) (/mnt/disk8/zhangsida/doris/output/be/lib/doris_be+0x6aef74aa) (BuildId: 5acbe48773972a88)
    #5 0x5583a6b4d3bb in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> fmt::v7::format<char [45], char const*&, char>(char const (&) [45], char const*&) /mnt/disk8/zhangsida/doris/thirdparty/installed/include/fmt/core.h:2076:10
    #6 0x5583a6b4d3bb in doris::vectorized::BitmapFromBase64::vector(doris::vectorized::PODArray<unsigned char, 4096ul, doris::Allocator<false, false, false, doris::NoTrackingDefaultMemoryAllocator>, 16ul, 15ul> const&, doris::vectorized::PODArray<unsigned int, 4096ul, doris::Allocator<false, false, false, doris::NoTrackingDefaultMemoryAllocator>, 16ul, 15ul> const&, std::vector<doris::BitmapValue, std::allocator<doris::BitmapValue>>&, doris::vectorized::PODArray<unsigned char, 4096ul, doris::Allocator<false, false, false, doris::NoTrackingDefaultMemoryAllocator>, 16ul, 15ul>&, unsigned long) /mnt/disk8/zhangsida/doris/be/src/vec/functions/function_bitmap.cpp:310:29
    #7 0x5583a6b4b93b in doris::vectorized::FunctionBitmapAlwaysNull<doris::vectorized::BitmapFromBase64>::execute_impl(doris::FunctionContext*, doris::vectorized::Block&, std::vector<unsigned int, std::allocator<unsigned int>> const&, unsigned int, unsigned long) const /mnt/disk8/zhangsida/doris/be/src/vec/functions/function_bitmap.cpp:381:13
    #8 0x5583a02062ef in doris::vectorized::DefaultExecutable::execute_impl(doris::FunctionContext*, doris::vectorized::Block&, std::vector<unsigned int, std::allocator<unsigned int>> const&, unsigned int, unsigned long) const /mnt/disk8/zhangsida/doris/be/src/vec/functions/function.h:459:26
    #9 0x5583a49d77e3 in doris::vectorized::PreparedFunctionImpl::_execute_skipped_constant_deal(doris::FunctionContext*, doris::vectorized::Block&, std::vector<unsigned int, std::allocator<unsigned int>> const&, unsigned int, unsigned long, bool) const /mnt/disk8/zhangsida/doris/be/src/vec/functions/function.cpp
    #10 0x5583a49d0bf8 in doris::vectorized::PreparedFunctionImpl::default_implementation_for_constant_arguments(doris::FunctionContext*, doris::vectorized::Block&, std::vector<unsigned int, std::allocator<unsigned int>> const&, unsigned int, unsigned long, bool, bool*) const /mnt/disk8/zhangsida/doris/be/src/vec/functions/function.cpp:168:5
    #11 0x5583a49d3324 in doris::vectorized::PreparedFunctionImpl::execute_without_low_cardinality_columns(doris::FunctionContext*, doris::vectorized::Block&, std::vector<unsigned int, std::allocator<unsigned int>> const&, unsigned int, unsigned long, bool) const /mnt/disk8/zhangsida/doris/be/src/vec/functions/function.cpp:237:5
```