Avoid typedoc errors in dependencies

> typedoc --name ol-cesium --excludeExternals --out dist/apidoc --entryPoints src/index.library.js --tsconfig ./tsconfig.json

Error: node_modules/geotiff/dist-node/geotiffimage.d.ts:67:118 - error TS2304: Cannot find name 'Source'.
67     constructor(fileDirectory: any, geoKeys: any, dataView: DataView, littleEndian: boolean, cache: boolean, source: Source);
                                                                                                                        ~~~~~~

Error: node_modules/geotiff/dist-node/geotiffimage.d.ts:75:13 - error TS2304: Cannot find name 'Source'.
75     source: Source;
               ~~~~~~

Error: node_modules/geotiff/dist-node/geotiffimage.d.ts:134:100 - error TS2304: Cannot find name 'AbstractDecoder'.
134     getTileOrStrip(x: number, y: number, sample: number, poolOrDecoder: import("./geotiff").Pool | AbstractDecoder, signal?: AbortSignal | undefined): Promise<ArrayBuffer>;

Author: gberaudo

tsconfig.json

@@ -5,6 +5,7 @@
       //"checkJs": true,
       "noEmit": true,
       "baseUrl": "./",
+      "skipLibCheck": true,
       "moduleResolution": "node",
       "paths": {
         "ol/*": ["node_modules/ol/*"]