Fix: Refactor the similarity slider component and modify the style of the dataset-test page #10703 (#10846)

### What problem does this PR solve?

Fix: Refactor the similarity slider component and modify the style of
the dataset-test page

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/src/locales/en.ts

@@ -191,7 +191,7 @@ export default {
         'This sets the weight of keyword similarity in the combined similarity score, either used with vector cosine similarity or with reranking score. The total of the two weights must equal 1.0.',
       testText: 'Test text',
       testTextPlaceholder: 'Input your question here!',
-      testingLabel: 'Testing',
+      testingLabel: 'Run',
       similarity: 'Hybrid similarity',
       termSimilarity: 'Term similarity',
       vectorSimilarity: 'Vector similarity',

web/src/locales/zh.ts

@@ -177,7 +177,7 @@ export default {
         '我们使用混合相似性评分来评估两行文本之间的距离。它是加权关键字相似性和矢量余弦相似性或rerank得分（0〜1）。两个权重的总和为1.0。',
       testText: '测试文本',
       testTextPlaceholder: '请输入您的问题！',
-      testingLabel: '测试',
+      testingLabel: '运行',
       similarity: '混合相似度',
       termSimilarity: '关键词相似度',
       vectorSimilarity: '向量相似度',