feat: lexer error recovery including string, number literals, and indents.

[Peefy]

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

• N
• Y

feat #420. Impl the lexer error recovery including string, number literals, and indents.

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

• kclvm_parser crate
• kclvm_error crate

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

• 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

• Unit test: kclvm/parser/src/tests/error_recovery.rs
• All grammar and Konfig Interagration test

6. Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[coveralls]

Pull Request Test Coverage Report for Build 4422152166

• 104 of 140 (74.29%) changed or added relevant lines in 12 files are covered.
• 31 unchanged lines in 1 file lost coverage.
• Overall coverage decreased (-23.5%) to 65.789%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
kclvm/parser/src/lexer/tests.rs	3	4	75.0%
kclvm/parser/src/lib.rs	11	12	91.67%
kclvm/parser/src/parser/expr.rs	6	7	85.71%
kclvm/src/lib.rs	0	1	0.0%
kclvm/lexer/src/lib.rs	5	8	62.5%
kclvm/parser/src/lexer/string.rs	0	3	0.0%
kclvm/parser/src/lexer/mod.rs	59	70	84.29%
kclvm/parser/src/lexer/indent.rs	10	25	40.0%

Files with Coverage Reduction	New Missed Lines	%
compiler_base/session/src/lib.rs	31	45.16%

Totals
Change from base Build 4417313179:	-23.5%
Covered Lines:	25965
Relevant Lines:	39467

---

💛 - Coveralls

[zong-zhe]

LGTM