ZSTD v1.5.3 (June, 2022)

Kindly asking to upgrade the centmin zstd included version from v1.5.1 to v1.5.3 to gain some performace improvements

Code (Text):

v1.5.3 (June, 2022)
perf: [B]5-30% faster dictionary compression at levels 1-4[/B] (#3086, #3114, #3152, @embg)
perf: [B]5-10% faster streaming compression at levels 1-2[/B] (#3114, @embg)
perf: Remove branch in ZSTD_fast_noDict (#3129, @felixhandte)
perf: Add option to prefetch CDict tables (#3177, @embg)
perf: Minor compression ratio improvement (#2983, @Cyan4973)
perf: Minor speed improvement for Huffman decoding (#3013, @WojciechMula)
perf: Enable STATIC_BMI2 for gcc/clang (#3080, @TocarIP)
perf: Optimize ZSTD_row_getMatchMask for ARM levels 8-10 (#3139, #3160, @danlark1)
perf: aarch64 performance improvements (#3145, #3141, @JunHe77)
perf: Lazy parameters adaptation (#2974, @Cyan4973)
cli: Async write for decompression (#2975, @yoniko)
cli: Use buffered output (#2985, @yoniko)
cli: Change zstdless behavior to align with zless (#2909, @binhdvo)
cli: AsyncIO compression (#3021, #3022, @yoniko)
cli: Print zlib/lz4/lzma library versions in verbose version output (#3030, @terrelln)
cli: Fix for -r on empty directory (#3027, @brailovich)
cli: Fix required decompression memory usage reported by -vv + --long (#3042, @u1f35c)
cli: Fix infinite loop when empty input is passed to trainer (#3081, @terrelln)
cli: Implement more gzip compatibility (#3059, @dirkmueller)
cli: Keep original file if -c or --stdout is given (#3052, @dirkmueller)
bug: Fix for block-splitter (#3033, @Cyan4973)
bug: Fixes for Sequence Compression API (#3023, #3040, @Cyan4973)
bug: Fix leaking thread handles on Windows (#3147, @animalize)
bug: Fix timing issues with cmake/meson builds (#3166, #3167, #3170, @Cyan4973)
build: Allow user to select legacy level for cmake (#3050, @shadchin)
build: Enable legacy support by default in cmake (#3079, @niamster)
build: Meson improvements (#3039, #3122, @eli-schwartz)
build: Add aarch64 to supported architectures for zstd_trace (#3054, @ooosssososos)
doc: Split help in long and short version, cleanup formatting (#3094, @dirkmueller)
doc: Updated man page, providing more details for --train mode (#3112, @Cyan4973)
doc: Add decompressor errata document (#3092, @terrelln)
misc: Enable Intel CET (#2992, #2994, @hjl-tools)
misc: Streaming decompression can detect incorrect header ID sooner (#3175, @Cyan4973)

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I copied from here
zstd/CHANGELOG at dev · facebook/zstd
you are right, i didnt noticed this isnt the release branch