Update docs for Digest (#12889)

Author: Vadim Averin

ydb/docs/en/core/yql/reference/yql-core/udf/list/digest.md

@@ -5,14 +5,14 @@ A set of commonly used hash functions.
 ## List of functions
 
 * `Digest::Crc32c(String{Flags::AutoMap}) -> Uint32`
-* `Digest::Crc64(String{Flags::AutoMap}) -> Uint64`
-* `Digest::Fnv32(String{Flags::AutoMap}) -> Uint32`
-* `Digest::Fnv64(String{Flags::AutoMap}) -> Uint64`
-* `Digest::MurMurHash(String{Flags:AutoMap}) -> Uint64`
-* `Digest::MurMurHash32(String{Flags:AutoMap}) -> Uint32`
-* `Digest::MurMurHash2A(String{Flags:AutoMap}) -> Uint64`
-* `Digest::MurMurHash2A32(String{Flags:AutoMap}) -> Uint32`
-* `Digest::CityHash(String{Flags:AutoMap}, [Uint64?]) -> Uint64`: The second optional argument is seed
+* `Digest::Crc64(String{Flags::AutoMap}, [Init:Uint64?]) -> Uint64`
+* `Digest::Fnv32(String{Flags::AutoMap}, [Init:Uint32?]) -> Uint32`
+* `Digest::Fnv64(String{Flags::AutoMap}, [Init:Uint64?]) -> Uint64`
+* `Digest::MurMurHash(String{Flags:AutoMap}, [Init:Uint64?]) -> Uint64`
+* `Digest::MurMurHash32(String{Flags:AutoMap}, [Init:Uint32?]) -> Uint32`
+* `Digest::MurMurHash2A(String{Flags:AutoMap}, [Init:Uint64?]) -> Uint64`
+* `Digest::MurMurHash2A32(String{Flags:AutoMap}, [Init:Uint32?]) -> Uint32`
+* `Digest::CityHash(String{Flags:AutoMap}, [Init:Uint64?]) -> Uint64`
 * `Digest::CityHash128(String{Flags:AutoMap}) -> Tuple<Uint64,Uint64>`
 * `Digest::NumericHash(Uint64{Flags:AutoMap}) -> Uint64`
 * `Digest::Md5Hex(String{Flags:AutoMap}) -> String`
@@ -34,6 +34,8 @@ A set of commonly used hash functions.
 * `Digest::XXH3(String{Flags:AutoMap}) -> Uint64`
 * `Digest::XXH3_128(String{Flags:AutoMap}) -> Tuple<Uint64,Uint64>`
 
+The functions for the hashes that support the initialization parameter (seed) accept its value in the optional named argument `Init`.
+
 ### Examples
 
 ```yql

ydb/docs/ru/core/yql/reference/yql-core/udf/list/digest.md

@@ -8,16 +8,18 @@
 ## Список функций
 
 * `Digest::Crc32c(String{Flags::AutoMap}) -> Uint32`
-* `Digest::Crc64(String{Flags::AutoMap}) -> Uint64`
-* `Digest::Fnv32(String{Flags::AutoMap}) -> Uint32`
-* `Digest::Fnv64(String{Flags::AutoMap}) -> Uint64`
-* `Digest::MurMurHash(String{Flags:AutoMap}) -> Uint64`
-* `Digest::MurMurHash32(String{Flags:AutoMap}) -> Uint32`
-* `Digest::MurMurHash2A(String{Flags:AutoMap}) -> Uint64`
-* `Digest::MurMurHash2A32(String{Flags:AutoMap}) -> Uint32`
-* `Digest::CityHash(String{Flags:AutoMap}, [Uint64?]) -> Uint64`: Второй опциональный аргумент задает seed
+* `Digest::Crc64(String{Flags::AutoMap}, [Init:Uint64?]) -> Uint64`
+* `Digest::Fnv32(String{Flags::AutoMap}, [Init:Uint32?]) -> Uint32`
+* `Digest::Fnv64(String{Flags::AutoMap}, [Init:Uint64?]) -> Uint64`
+* `Digest::MurMurHash(String{Flags:AutoMap}, [Init:Uint64?]) -> Uint64`
+* `Digest::MurMurHash32(String{Flags:AutoMap}, [Init:Uint32?]) -> Uint32`
+* `Digest::MurMurHash2A(String{Flags:AutoMap}, [Init:Uint64?]) -> Uint64`
+* `Digest::MurMurHash2A32(String{Flags:AutoMap}, [Init:Uint32?]) -> Uint32`
+* `Digest::CityHash(String{Flags:AutoMap}, [Init:Uint64?]) -> Uint64`
 * `Digest::CityHash128(String{Flags:AutoMap}) -> Tuple<Uint64,Uint64>`
 
+Функции для видов хешей, которые поддерживают значение-параметр для инициализации (seed), принимают его опциональным именованным аргументом `Init`.
+
 CityHash функция для байтовой строки с результатом типа uint128. Результат представлен как пара из двух uint64 чисел `<low, high>`
 
 ```yql