feat: export ConvertOptions interface for better type usage

Author: Ma11hewThomas

src/convert.ts

@@ -7,7 +7,7 @@ import path from 'path';
 /**
  * Options for the conversion
  */
-interface ConvertOptions {
+export interface ConvertOptions {
   outputPath?: string;
   toolName?: string;
   envProps?: string[];

src/index.ts

@@ -1 +1,2 @@
 export { convertJUnitToCTRFReport } from './convert';
+export type { ConvertOptions } from './convert';