fix(keyring-snap-sdk)!: make @metamask/keyring-api a peer dependency (#290)

This dependency is needed at runtime (to access `*Struct`s).

Author: ccharly

packages/keyring-snap-sdk/package.json

@@ -72,6 +72,7 @@
     "typescript": "~5.6.3"
   },
   "peerDependencies": {
+    "@metamask/keyring-api": "workspace:^",
     "@metamask/providers": "^19.0.0"
   },
   "engines": {

yarn.lock

@@ -2024,6 +2024,7 @@ __metadata:
     typescript: "npm:~5.6.3"
     webextension-polyfill: "npm:^0.12.0"
   peerDependencies:
+    "@metamask/keyring-api": "workspace:^"
     "@metamask/providers": ^19.0.0
   languageName: unknown
   linkType: soft