[feature] Support starrocks connector

[MonsterChenzhuo]

What changes were proposed in this pull request?

• (Please fill in changes proposed in this fix)

How was this patch tested?

• (Please explain how this patch was tested. Ex: unit tests, manual tests)
• (If this patch involves UI changes, please attach a screen-shot; otherwise, remove this)

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[github-actions]

⚠️ No unit test files modified. Please ensure that changes are properly tested. ⚠️

[github-actions]

Backend Code Coverage Report •

File	Stmts	Miss	Cover	Missing
desktop/libs/notebook/src/notebook/connectors
base.py	432	211	51%	57, 62, 77, 160, 162, 174, 176, 179, 181, 192, 194, 197, 199, 209, 211, 214, 216, 228, 230, 234, 236–243, 245, 259, 261, 264, 280, 282–283, 291, 293–295, 297, 308, 341, 349, 351, 361, 369, 377, 385, 395, 406–409, 411–412, 414, 423, 426, 434–435, 437–438, 447–448, 459–491, 493–529, 531, 535–537, 539, 553, 560, 563, 569, 586, 589, 592, 595, 598, 601, 608, 611, 614, 617–618, 620–621, 623, 626–627, 629, 631, 634–635, 637, 639, 642–645, 658–659, 661, 669–671, 674, 677–680, 683, 690–693, 698, 704, 726, 734, 742–745, 747–754, 756–757, 759–766
TOTAL	53313	26124	51%

Pytest Report

Tests	Skipped	Failures	Errors	Time
1090	107 💤	0 ❌	0 🔥	5m 56s ⏱️