fix: packages/dandi-contrib/mvc-auth-firebase/.snyk, packages/dandi-c…

…ontrib/mvc-auth-firebase/package.json & packages/dandi-contrib/mvc-auth-firebase/package-lock.json to reduce vulnerabilities

The following vulnerabilities are fixed with a Snyk patch:
- https://snyk.io/vuln/SNYK-JS-LODASH-450202

packages/dandi-contrib/mvc-auth-firebase/.snyk

@@ -0,0 +1,16 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.13.5
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  SNYK-JS-LODASH-450202:
+    - firebase-admin > @google-cloud/storage > async > lodash:
+        patched: '2019-07-04T06:48:45.099Z'
+    - firebase-admin > @google-cloud/firestore > google-gax > @grpc/proto-loader > lodash:
+        patched: '2019-07-04T06:48:45.099Z'
+    - firebase-admin > @google-cloud/storage > @google-cloud/common > google-auto-auth > async > lodash:
+        patched: '2019-07-04T06:48:45.099Z'
+    - firebase-admin > @google-cloud/storage > gcs-resumable-upload > google-auto-auth > async > lodash:
+        patched: '2019-07-04T06:48:45.099Z'
+    - firebase-admin > @google-cloud/storage > @google-cloud/common > split-array-stream > async > lodash:
+        patched: '2019-07-04T06:48:45.099Z'