fix: use symbol.for instead of symbol (#232)

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##### Checklist
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- [ ] `npm test` passes
- [ ] tests and/or benchmarks are included
- [ ] documentation is changed or added
- [ ] commit message follows commit guidelines

##### Affected core subsystem(s)
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Dal decorator may be installed with multi version.

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<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit

- **Improvements**
- Enhanced symbol creation for constants, allowing for globally shared
symbols across the application. This change improves consistency and may
boost performance and memory efficiency.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: akitaSummer

core/types/dal/Qualifier.ts

@@ -1,6 +1,6 @@
-export const DAL_COLUMN_INFO_MAP = Symbol('EggPrototype#dalColumnInfoMap');
-export const DAL_COLUMN_TYPE_MAP = Symbol('EggPrototype#dalColumnTypeMap');
-export const DAL_INDEX_LIST = Symbol('EggPrototype#dalIndexList');
-export const DAL_IS_TABLE = Symbol('EggPrototype#dalIsTable');
-export const DAL_TABLE_PARAMS = Symbol('EggPrototype#dalTableParams');
-export const DAL_IS_DAO = Symbol('EggPrototype#dalIsDao');
+export const DAL_COLUMN_INFO_MAP = Symbol.for('EggPrototype#dalColumnInfoMap');
+export const DAL_COLUMN_TYPE_MAP = Symbol.for('EggPrototype#dalColumnTypeMap');
+export const DAL_INDEX_LIST = Symbol.for('EggPrototype#dalIndexList');
+export const DAL_IS_TABLE = Symbol.for('EggPrototype#dalIsTable');
+export const DAL_TABLE_PARAMS = Symbol.for('EggPrototype#dalTableParams');
+export const DAL_IS_DAO = Symbol.for('EggPrototype#dalIsDao');