Add support for JavaScript

Migrated from falkordb/code-graph-backend#51

Add support for Code-Graph generation from a JavaScript project using tree-sitter for JavaScript

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*Originally reported by @gkorland in [falkordb/code-graph-backend#51](https://github.com/FalkorDB/code-graph-backend/issues/51)*
*Associated PR: [falkordb/code-graph-backend#59](https://github.com/FalkorDB/code-graph-backend/pull/59)*