building shared libraries for c.

[diasbruno]

Closes #271.

Checklist:

• [ ] All tests pass in CI.
• [ ] The script/parse-examples passes without issues.
• [ ] There are sufficient tests for the new fix/feature.
• [ ] Grammar rules have not been renamed unless absolutely necessary.
• [ ] The conflicts section hasn't grown too much.
• [ ] The parser size hasn't grown too much (check the value of STATE_COUNT in src/parser.c).

[diasbruno]

I took the files from tree-sitter-kotlin. Let me know if I'm missing something.

[amaanq]

Let's wait for the bindings PR to land first

[diasbruno]

Ping @amaanq. Let me know if there is something else that needs to be done in this PR.

[amaanq]

we've updated now (a few weeks now, sorry for not pinging you then)

[diasbruno]

@amaanq no problem. 👍