fix: restore original release config and remove incompatible .releaserc.json

The .releaserc.json used the conventionalcommits preset which is ESM-only
(v9) and incompatible with semantic-release v21. Restored the original
release config in package.json using the default angular preset.

Author: bengobeil

.releaserc.json

@@ -79,7 +79,6 @@
     "@semantic-release/changelog": "^6.0.3",
     "@semantic-release/git": "^10.0.1",
     "@typechain/ethers-v5": "^11.1.2",
-    "conventional-changelog-conventionalcommits": "^9.1.0",
     "cross-env": "^7.0.3",
     "dotenv-cli": "^8.0.0",
     "ethers": "^5.4.0",
@@ -89,5 +88,27 @@
     "toml": "^3.0.0",
     "typechain": "^8.3.0",
     "typescript": "^5.0.0"
+  },
+  "release": {
+    "branches": [
+      "main"
+    ],
+    "plugins": [
+      "@semantic-release/commit-analyzer",
+      "@semantic-release/release-notes-generator",
+      "@semantic-release/changelog",
+      "@semantic-release/npm",
+      "@semantic-release/github",
+      [
+        "@semantic-release/git",
+        {
+          "assets": [
+            "CHANGELOG.md",
+            "package.json"
+          ],
+          "message": "chore(release): ${nextRelease.version} [skip ci]\n\n${nextRelease.notes}"
+        }
+      ]
+    ]
   }
 }

package.json

@@ -1760,13 +1760,6 @@ conventional-changelog-angular@^6.0.0:
   dependencies:
     compare-func "^2.0.0"
 
-conventional-changelog-conventionalcommits@^9.1.0:
-  version "9.1.0"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-conventionalcommits/-/conventional-changelog-conventionalcommits-9.1.0.tgz#34e5f35c80c1375a5464df2a8067a1facbb2d858"
-  integrity sha512-MnbEysR8wWa8dAEvbj5xcBgJKQlX/m0lhS8DsyAAWDHdfs2faDJxTgzRYlRYpXSe7UiKrIIlB4TrBKU9q9DgkA==
-  dependencies:
-    compare-func "^2.0.0"
-
 conventional-changelog-writer@^6.0.0:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/conventional-changelog-writer/-/conventional-changelog-writer-6.0.1.tgz#d8d3bb5e1f6230caed969dcc762b1c368a8f7b01"