Allow this repo to be imported as a package

[altergui]

this enables vocdoni-sdk to pull not-yet-released code, simply pointing package.json to this repo#branch

diff --git a/package.json b/package.json
index 18bca8d..718df7a 100644
--- a/package.json
+++ b/package.json
@@ -119,7 +119,7 @@
     "@ethersproject/units": "^5.7.0",
     "@ethersproject/wallet": "^5.7.0",
     "@size-limit/file": "^8.2.4",
-    "@vocdoni/proto": "1.14.1",
+    "@vocdoni/proto": "vocdoni/dvote-protobuf#my-new-feature",
     "axios": "0.27.2",
     "blake2b": "^2.1.4",
     "iso-language-codes": "^1.1.0",