Polyglot Notebook: [NetTestingE2E][GB18030]Fail to return the correct list when searching keywords contained with GB18030 chars "G㐁ACD..." in Polyglot Notebook variables - filter field.

[v-hozha1]

Describe the bug:

Fail to return the correct list when searching GB18030 short sample strings in Polyglot Notebook variables - filter field. If we remove the chars "G㐁ACD", it will return the accurate list in Polyglot Notebook variables table. Test Data Sample Strings: Short sample strings for inputs with length limitation: 龭唉𫓧㎎G㐁AⅷCD丂~荳

• Search with full above strings "龭唉𫓧㎎G㐁AⅷCD丂~荳" - Repro this issue
• Search with the strings "龭唉𫓧㎎ⅷ丂~荳" - Pass

Note:

1. Repro VM: 172.16.194.187
2. Test on Win 11 24H2 ZH-CN (Chinese (Simplified) Loc OS)

Pre-steps: 1.On Chinese OS, install VSCode and dotnet-interactive-vscode-1.0.6323011.vsix extension component. 2. Install the language package of Chinese (Simplified) from VSCode -> Change the display language of VSCode to Chinese (Simplified)

Steps:

1. Ctrl+Shift+P => "Polyglot Notebook: Create new blank notebook"
2. Select "Create as .dib" ->Select "C#"
3. Set the cell contents to var x= "龭唉𫓧㎎G㐁AⅷCD丂~荳"; and execute cell
4. In Polyglot Notebook variables - filter field, paste the string 龭唉𫓧㎎G㐁AⅷCD丂~荳 - > check the returned list.

Actual Results: No content show in Polyglot Notebook variables table.

Expected Result: It should be return the correct list, like below screenshot which removed the unsupported chars.

Please complete the following:

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