feat: update docs

docs/en-US/welcome/release/gantt/introduction.md

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+# Gantt block
+
+## Create gantt block
+
+![](./static/VM3qbBhLeoEcKwxwAZkcRHBynOd.png)
+
+## Gantt block (No data)
+
+![](./static/UxT7b8mVCo1isIxrsjtcZ8hpnlf.png)
+
+## Block settings
+
+![](./static/YJZZb0aO3oG9n6x4aZwcAB07nng.png)
+
+## General tasks
+
+![](./static/VGTZbOs38obgyqxm5YfcGS1Vnhb.png)
+
+## Tree tasks
+
+![](./static/V9w1b43YsoIRYpxtFdscpf2MnQf.png)

docs/zh-CN/welcome/release/gantt/introduction.md

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+# 甘特图区块
+
+## 创建甘特图区块
+
+![](./static/VM3qbBhLeoEcKwxwAZkcRHBynOd.png)
+
+## 甘特图区块（空数据）
+
+![](./static/UxT7b8mVCo1isIxrsjtcZ8hpnlf.png)
+
+## 甘特图区块配置
+
+![](./static/YJZZb0aO3oG9n6x4aZwcAB07nng.png)
+
+## 普通任务
+
+![](./static/VGTZbOs38obgyqxm5YfcGS1Vnhb.png)
+
+## 父子任务
+
+![](./static/V9w1b43YsoIRYpxtFdscpf2MnQf.png)