feat: update lsp4e dependency

[sigmaaa]

Description

Bump the target-platform LSP4E p2 repo from 0.30.5 to 0.30.8.

Type of change

• New feature (non-breaking change which adds functionality)

How has this been tested?

• Reloaded target platform; Tycho resolves org.eclipse.lsp4e / lsp4j from 0.30.8
• SWTBot: IDFProjectLspCdtFunctionalityTest, NewEspressifIDFProjectClangFilesTest
• Manual: new IDF project → build → open main.c — clangd start, content assist, hover, diagnostics, format, inlay hints, outline, signature help
• After build / switching build dir, reopen a .c file: --compile-commands-dir= still applied and clangd restarts

Test Configuration:

• ESP-IDF Version:
• OS (Windows,Linux and macOS):

Dependent components impacted by this PR:

• org.eclipse.lsp4e / org.eclipse.lsp4e.debug / org.eclipse.lsp4j*
• CDT-LSP / clangd C/C++ editor (com.espressif.idf.lsp, LspService)

Checklist

• PR Self Reviewed
• Applied Code formatting
• Added Documentation
• Added Unit Test
• Verified on all platforms - Windows,Linux and macOS

Summary by CodeRabbit

• Chores
  • Updated the LSP4E repository source to release 0.30.8.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro Plus

Run ID: 587247f9-0c7b-4341-baf4-28bf16a4b4a0

📥 Commits

Reviewing files that changed from the base of the PR and between 944339b and d720b9f.

📒 Files selected for processing (1)

• releng/com.espressif.idf.target/com.espressif.idf.target.target

Included review availability: Your plan provides up to 2 included reviews per hour; 1 remains after this review.

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📝 Walkthrough

Walkthrough

The target definition updates the LSP4E p2 repository URL from release 0.30.5 to 0.30.8.

Changes

LSP4E repository update

Layer / File(s)	Summary
Update LSP4E repository location releng/com.espressif.idf.target/com.espressif.idf.target.target	The target definition now references the LSP4E 0.30.8 repository.

Estimated code review effort: 1 (Trivial) | ~2 minutes

Merge Risk: ⚪ Minimal · up to d720b

This localized dependency update is supported by target-platform resolution checks and clangd workflow testing; no actionable merge-blocking risk remains beyond normal checks and review.

Suggested reviewers: kolipakakondal, andriifilippov

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly and concisely identifies the main change: updating the LSP4E dependency.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0 files. (1 skipped: 1 unsupported.)
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch feat_update_lsp4e

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