chore(deps): update dependency abcjs to v6.7.0

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -140,7 +140,7 @@
     "@eslint/eslintrc": "3.3.6",
     "@eslint/js": "9.39.5",
     "@hedgedoc/codemirror-5": "5.65.12",
-    "abcjs": "6.6.4",
+    "abcjs": "6.7.0",
     "babel-cli": "6.26.0",
     "babel-core": "6.26.3",
     "babel-loader": "7.1.5",

yarn.lock

@@ -1468,7 +1468,7 @@ __metadata:
     "@node-saml/passport-saml": "npm:5.1.0"
     "@passport-next/passport-openid": "npm:1.0.0"
     Idle.Js: "git+https://github.com/shawnmclean/Idle.js#commit=2b57cc6e49d177b7ddce0cca00ef5cbe07453541"
-    abcjs: "npm:6.6.4"
+    abcjs: "npm:6.7.0"
     archiver: "npm:7.0.1"
     async: "npm:3.2.6"
     aws-sdk: "npm:2.1693.0"
@@ -1663,10 +1663,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"abcjs@npm:6.6.4":
+"abcjs@npm:6.7.0":
-  version: 6.6.4
+  version: 6.7.0
-  resolution: "abcjs@npm:6.6.4"
+  resolution: "abcjs@npm:6.7.0"
-  checksum: 10/60cb31434c75ea323c3d4ee94db1b93f67a83b3168fe09a148ce12cd4d6b46dfa5956815ee0bf97d35e0b84d2316e843848195cb8133a92ba0a7d3a6e412609f
+  checksum: 10/9d871c4f77d200b3620ce5d243a30830116595382e92dbffbe17dd147994de4804b5c5f1cf2a951af1e407f1d960e0e78577e7a51eae84fefbab77f6105923f3
   languageName: node
   linkType: hard