docs(input): 修正参数名 (#3088)

Author: hainuo

src/packages/__VUE/input/doc.en-US.md

@@ -85,7 +85,7 @@ After setting the `maxlength` and `show-word-limit` attributes, word count will
 | autofocus | Whether to auto focus, unsupported in iOS | boolean | `false` |
 | max-length | Max length of value | string ｜ number | - |
 | clearable | Whether to be clearable | boolean | `false` |
-| showClearIcon `4.0.2` | Whether to continue to display the clear button after losing focus, which will take effect when 'clearable' is set | boolean | `false` |
+| show-clear-icon `4.0.2` | Whether to continue to display the clear button after losing focus, which will take effect when 'clearable' is set | boolean | `false` |
 | clear-size | Clear Icon `font-size` | string | `14` |
 | show-word-limit | Whether to show word limit, need to set the `max-length` prop | boolean | `false` |
 | error | Whether to mark the input content in red | boolean | `false` |

src/packages/__VUE/input/doc.md

@@ -96,7 +96,7 @@ app.use(Input)
 | autofocus | 是否自动获得焦点，`iOS` 系统不支持该属性 | boolean | `false` |
 | max-length | 限制最长输入字符 | string ｜ number | - |
 | clearable | 展示清除 `Icon` | boolean | `false` |
-| showClearIcon `4.0.2` | 是否在失去焦点后，继续展示清除按钮，在设置 `clearable` 时生效 | boolean | `false` |
+| show-clear-icon `4.0.2` | 是否在失去焦点后，继续展示清除按钮，在设置 `clearable` 时生效 | boolean | `false` |
 | clear-size | 清除图标的 `font-size` 大小 | string | `14` |
 | show-word-limit | 是否显示限制最长输入字符，需要设置 `max-length` 属性 | boolean | `false` |
 | error | 是否标红 | boolean | `false` |

src/packages/__VUE/input/doc.taro.md

@@ -100,7 +100,7 @@ app.use(Input)
 | autofocus | 是否自动获得焦点，`iOS` 系统不支持该属性 | boolean | `false` |
 | max-length | 限制最长输入字符 | string ｜ number | - |
 | clearable | 展示清除 `Icon` | boolean | `false` |
-| showClearIcon `4.0.2` | 是否在失去焦点后，继续展示清除按钮，在设置 `clearable` 时生效 | boolean | `false` |
+| show-clear-icon `4.0.2` | 是否在失去焦点后，继续展示清除按钮，在设置 `clearable` 时生效 | boolean | `false` |
 | clear-size | 清除图标的 `font-size` 大小 | string | `14` |
 | show-word-limit | 是否显示限制最长输入字符，需要设置 `max-length` 属性 | boolean | `false` |
 | error | 是否标红 | boolean | `false` |