Bump iconv-lite from 0.4.24 to 0.6.2 (#275)

Bumps [iconv-lite](https://github.com/ashtuchkin/iconv-lite) from 0.4.24 to 0.6.2.
- [Release notes](https://github.com/ashtuchkin/iconv-lite/releases)
- [Changelog](https://github.com/ashtuchkin/iconv-lite/blob/master/Changelog.md)
- [Commits](ashtuchkin/iconv-lite@v0.4.24...v0.6.2)

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packages/cspell-io/package.json

@@ -33,7 +33,7 @@
   },
   "homepage": "https://github.com/streetsidesoftware/cspell#readme",
   "dependencies": {
-    "iconv-lite": "^0.4.24",
+    "iconv-lite": "^0.6.2",
     "iterable-to-stream": "^1.0.1"
   },
   "nyc": {

packages/cspell-tools/package.json

@@ -47,7 +47,7 @@
     "gensequence": "^3.1.1",
     "glob": "^7.1.6",
     "hunspell-reader": "^3.2.0",
-    "iconv-lite": "^0.4.24",
+    "iconv-lite": "^0.6.2",
     "minimatch": "^3.0.4"
   },
   "nyc": {