Generate proper types declaration file

[Deadarius]

Current modules causes errors when attempting to build in typescript project:

> tsc

node_modules/ink-quicksearch-input/src/QuickSearchInput.tsx:98:42 - error TS2722: Cannot invoke an object which is possibly 'undefined'.

98         if (inkStdin.isRawModeSupported) inkStdin.setRawMode(true);
                                            ~~~~~~~~~~~~~~~~~~~

node_modules/ink-quicksearch-input/src/QuickSearchInput.tsx:102:46 - error TS2722: Cannot invoke an object which is possibly 'undefined'.

102             if (inkStdin.isRawModeSupported) inkStdin.setRawMode(false);
                                                 ~~~~~~~~~~~~~~~~~~~


Found 2 errors.

This is due to declaration file mapped to source code - this causes typescript compiler to check types in the whole source file even if skipLibCheck is set to true

Updating tsconfig to emit actual declaration file and updating corresponding entries in package.json