fix: upgrade @web5/credentials from 1.0.3 to 1.0.4

Snyk has created this PR to upgrade @web5/credentials from 1.0.3 to 1.0.4.

See this package in npm:
@web5/credentials

See this project in Snyk:
https://app.snyk.io/org/bowenashton/project/6ac179b4-4697-41b2-aea7-1dc7d36faaf7?utm_source=github&utm_medium=referral&page=upgrade-pr

packages/http-client/package.json

@@ -55,7 +55,7 @@
   "dependencies": {
     "@tbdex/protocol": "workspace:*",
     "@web5/common": "1.0.1",
-    "@web5/credentials": "1.0.3",
+    "@web5/credentials": "1.0.4",
     "@web5/crypto": "1.0.1",
     "@web5/dids": "1.1.1",
     "ms": "2.1.3",