.github/workflows/windows_comp.yml: drop platform symbol usage check

.github/workflows/windows_comp.yml: drop platform symbol usage check

It has never worked, as an attempt to make it work leads to this error:

    Symbol ZSTD_compressStream2 not in the allowed platform symbols list
    Symbol ZSTD_CStreamInSize not in the allowed platform symbols list
    Symbol ZSTD_initCStream not in the allowed platform symbols list
    Symbol ZSTD_freeCStream not in the allowed platform symbols list
    Symbol ZSTD_endStream not in the allowed platform symbols list
    Symbol ZSTD_freeDStream not in the allowed platform symbols list
    Symbol ZSTD_initDStream not in the allowed platform symbols list
    Symbol ZSTD_decompressStream not in the allowed platform symbols list
    Symbol ZSTD_getErrorName not in the allowed platform symbols list
    Symbol ZSTD_DStreamInSize not in the allowed platform symbols list
    Symbol ZSTD_decompress not in the allowed platform symbols list
    Symbol ZSTD_flushStream not in the allowed platform symbols list
    Symbol ZSTD_isError not in the allowed platform symbols list
    Symbol ZSTD_createCStream_advanced not in the allowed platform symbols list
    Symbol ZSTD_createDStream_advanced not in the allowed platform symbols list
    Symbol ZSTD_compress not in the allowed platform symbols list

Signed-off-by: Eugene Syromiatnikov <esyr@openssl.org>
Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.foundation>
MergeDate: Fri Apr  3 15:42:22 2026
(Merged from https://github.com/openssl/openssl/pull/30635)

(cherry picked from commit f007284b9110701433b3a7b65e64b16aec7feecd)