chore(deps): update tildify requirement from ^1.2.0 to ^2.0.0 (hexojs#3541)

Updates the requirements on [tildify](https://github.com/sindresorhus/tildify) to permit the latest version.
- [Release notes](https://github.com/sindresorhus/tildify/releases)
- [Commits](sindresorhus/tildify@v1.2.0...v2.0.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot-preview[bot]

package.json

@@ -59,7 +59,7 @@
     "swig-extras": "0.0.1",
     "swig-templates": "^2.0.3",
     "text-table": "^0.2.0",
-    "tildify": "^1.2.0",
+    "tildify": "^2.0.0",
     "titlecase": "^1.1.2",
     "warehouse": "^2.2.0"
   },