update docs for crazywhalecc/static-php-cli#178

Author: crazywhalecc

docs/en/guide/manual-build.md

@@ -289,7 +289,7 @@ when you use static-php-cli to build PHP or modify and enhance the static-php-cl
 bin/spc dev:extensions
 
 # Output the meta information of the specified extension
-bin/spc dev:extensions mongodb curl openssl
+bin/spc dev:extensions mongodb,curl,openssl
 
 # Output the currently compiled PHP version
 # You need to decompress the downloaded PHP source code to the source directory first

docs/zh/guide/manual-build.md

@@ -254,7 +254,7 @@ bin/spc extract php-src,libxml2
 bin/spc dev:extensions
 
 # 输出指定扩展的信息
-bin/spc dev:extensions mongodb curl openssl
+bin/spc dev:extensions mongodb,curl,openssl
 
 # 输出当前编译的 PHP 版本（需要先将下载好的 PHP 源码解压到 source 目录，你可以使用 `bin/spc extract php-src` 单独解压缩源码）
 bin/spc dev:php-ver