Feat: Add SliderInputFormField story #9869 (#10138)

### What problem does this PR solve?

Feat: Add SliderInputFormField story #9869

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/locales/en.ts

@@ -1636,6 +1636,10 @@ This delimiter is used to split the input text into several text pieces echo of
       chunkerDescription: 'Chunker',
       tokenizer: 'Tokenizer',
       tokenizerDescription: 'Tokenizer',
+      splitter: 'Splitter',
+      splitterDescription: 'Splitter',
+      hierarchicalMergerDescription: 'Hierarchical merger',
+      hierarchicalMerger: 'Hierarchical merger',
       outputFormat: 'Output format',
       lang: 'Language',
       fileFormats: 'File formats',