Bump mirador-share-plugin from 0.11.0 to 0.16.0

Bumps [mirador-share-plugin]() from 0.11.0 to 0.16.0.

---
updated-dependencies:
- dependency-name: mirador-share-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -151,7 +151,7 @@
     "markdown-it": "^13.0.1",
     "mirador": "^3.3.0",
     "mirador-dl-plugin": "^0.13.0",
-    "mirador-share-plugin": "^0.11.0",
+    "mirador-share-plugin": "^0.16.0",
     "morgan": "^1.10.0",
     "ng2-file-upload": "5.0.0",
     "ng2-nouislider": "^2.0.0",