Bump apollo-link from 1.2.11 to 1.2.12

Bumps [apollo-link](https://github.com/apollographql/apollo-link) from 1.2.11 to 1.2.12.
- [Release notes](https://github.com/apollographql/apollo-link/releases)
- [Changelog](https://github.com/apollographql/apollo-link/blob/master/CHANGELOG.md)
- [Commits](https://github.com/apollographql/apollo-link/compare/[email protected]@1.2.12)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -62,7 +62,7 @@
     "@parse/minami": "1.0.0",
     "apollo-cache-inmemory": "1.6.2",
     "apollo-client": "2.6.3",
-    "apollo-link": "1.2.11",
+    "apollo-link": "1.2.12",
     "apollo-link-http": "1.5.14",
     "apollo-link-ws": "1.0.18",
     "apollo-upload-client": "10.0.1",