php: fetch: prices: crypto: use inherited doxygen

container/src/finance/lib/internal/fetch/prices/internal/prices/crypto.php

@@ -120,8 +120,6 @@ namespace docker_finance\prices\internal\prices\crypto
         }
 
         /**
-         * @brief Make CoinGecko timestamp used in request
-         * @param string $year Given year
          * @return mixed Number of days since given year
          */
         protected function make_timestamp(string $year): mixed
@@ -190,11 +188,6 @@ namespace docker_finance\prices\internal\prices\crypto
             return $prices;
         }
 
-        /**
-         * @brief Parse fetched date and prices
-         * @param array<mixed> $prices Fetched prices [N]([timestamp][price])for given year(s)
-         * @return array<string> Date and prices without ID or ticker
-         */
         protected function parse_prices(array $prices): array
         {
             $stack = [];
@@ -213,8 +206,6 @@ namespace docker_finance\prices\internal\prices\crypto
         }
 
         /**
-         * @brief Make Mobula timestamp used in request
-         * @param string $year Given year
          * @return mixed Unix timestamp in milliseconds
          */
         protected function make_timestamp(string $year): mixed