feat: rename symbol

[amyXia1994]

1. Does this PR affect any open issues?(Y/N) and add issue references (e.g. "fix #123", "re #123".):

• N
• Y

close #766

2. What is the scope of this PR (e.g. component or file name):

add rename feat:

kclvm/tools/src/LSP/src/capabilities.rs
kclvm/tools/src/LSP/src/find_refs.rs
kclvm/tools/src/LSP/src/goto_def.rs
kclvm/tools/src/LSP/src/request.rs
kclvm/tools/src/LSP/src/to_lsp.rs

add tests:
kclvm/tools/src/LSP/src/test_data/rename_test/main.k
kclvm/tools/src/LSP/src/test_data/rename_test/pkg/vars.k
kclvm/tools/src/LSP/src/tests.rs

3. Provide a description of the PR(e.g. more details, effects, motivations or doc link):

support rename symbol

when the new name is invalid:

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Other

4. Are there any breaking changes?(Y/N) and describe the breaking changes(e.g. more details, motivations or doc link):

• N
• Y

5. Are there test cases for these changes?(Y/N) select and add more details, references or doc links:

• Unit test
• Integration test
• Benchmark (add benchmark stats below)
• Manual test (add detailed scripts or steps below)
• Other

[coveralls]

Pull Request Test Coverage Report for Build 6543240509

• 194 of 216 (89.81%) changed or added relevant lines in 7 files are covered.
• 471 unchanged lines in 8 files lost coverage.
• Overall coverage decreased (-17.2%) to 70.602%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
kclvm/tools/src/LSP/src/capabilities.rs	0	1	0.0%
kclvm/tools/src/LSP/src/request.rs	52	62	83.87%
kclvm/tools/src/LSP/src/find_refs.rs	33	44	75.0%

Files with Coverage Reduction	New Missed Lines	%
compiler_base/error/src/diagnostic/components.rs	6	0.0%
compiler_base/error/src/errors.rs	8	0.0%
compiler_base/session/src/lib.rs	26	58.06%
compiler_base/error/src/diagnostic/mod.rs	27	0.0%
compiler_base/error/src/diagnostic/style.rs	41	0.0%
compiler_base/error/src/diagnostic/diagnostic_message.rs	74	0.0%
compiler_base/error/src/emitter.rs	119	0.0%
compiler_base/error/src/diagnostic/diagnostic_handler.rs	170	0.0%

Totals
Change from base Build 6533686227:	-17.2%
Covered Lines:	36512
Relevant Lines:	51715

---

💛 - Coveralls

[Peefy]

LGTM