Fix document error about 'make trans-copy' (#29710)

Change document to 'make docs'

---------

Co-authored-by: techknowlogick <techknowlogick@gitea.com>

Makefile

@@ -839,10 +839,6 @@ release-sources: | $(DIST_DIRS)
 release-docs: | $(DIST_DIRS) docs
 	tar -czf $(DIST)/release/gitea-docs-$(VERSION).tar.gz -C ./docs .
 
-.PHONY: docs
-docs:
-	cd docs; bash scripts/trans-copy.sh;
-
 .PHONY: deps
 deps: deps-frontend deps-backend deps-tools deps-py
 

docs/content/development/hacking-on-gitea.en-us.md

@@ -333,14 +333,9 @@ Documentation for the website is found in `docs/`. If you change this you
 can test your changes to ensure that they pass continuous integration using:
 
 ```bash
-# from the docs directory within Gitea
-make trans-copy clean build
+make lint-md
 ```
 
-You will require a copy of [Hugo](https://gohugo.io/) to run this task. Please
-note: this may generate a number of untracked Git objects, which will need to
-be cleaned up.
-
 ## Visual Studio Code
 
 A `launch.json` and `tasks.json` are provided within `contrib/ide/vscode` for

docs/content/development/hacking-on-gitea.zh-cn.md

@@ -307,13 +307,9 @@ TAGS="bindata sqlite sqlite_unlock_notify" make build test-sqlite
 该网站的文档位于 `docs/` 中。如果你改变了文档内容，你可以使用以下测试方法进行持续集成：
 
 ```bash
-# 来自 Gitea 中的 docs 目录
-make trans-copy clean build
+make lint-md
 ```
 
-运行此任务依赖于 [Hugo](https://gohugo.io/)。请注意：这可能会生成一些未跟踪的 Git 对象，
-需要被清理干净。
-
 ## Visual Studio Code
 
 `contrib/ide/vscode` 中为 Visual Studio Code 提供了 `launch.json` 和 `tasks.json`。查看

docs/scripts/trans-copy.sh

@@ -1,34 +0,0 @@
-#!/usr/bin/env bash
-set -e
-
-#
-# This script is used to copy the en-US content to our available locales as a
-# fallback to always show all pages when displaying a specific locale that is
-# missing some documents to be translated.
-#
-# Just execute the script without any argument and you will get the missing
-# files copied into the content folder. We are calling this script within the CI
-# server simply by `make trans-copy`.
-#
-
-declare -a LOCALES=(
-  "fr-fr"
-  "nl-nl"
-  "pt-br"
-  "zh-cn"
-  "zh-tw"
-)
-
-ROOT=$(realpath $(dirname $0)/..)
-
-for SOURCE in $(find ${ROOT}/content -type f -iname *.en-us.md); do
-  for LOCALE in "${LOCALES[@]}"; do
-    DEST="${SOURCE%.en-us.md}.${LOCALE}.md"
-
-    if [[ ! -f ${DEST} ]]; then
-      cp ${SOURCE} ${DEST}
-      sed -i.bak "s/en\-us/${LOCALE}/g" ${DEST}
-      rm ${DEST}.bak
-    fi
-  done
-done