Update dependencies.

Author: davidlehn

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Split platform support out into Node.js and browser files.
 - Update `@digitalbazaar/http-client` dependency to address engine
   compatibility issues with newer Node.js versions.
+- Update dependencies.
 
 ### Fixed
 - Browser override path style.

package.json

@@ -35,21 +35,21 @@
     "rdf-canonize": "^2.0.1"
   },
   "devDependencies": {
-    "@babel/core": "^7.13.10",
+    "@babel/core": "^7.13.14",
     "@babel/plugin-proposal-object-rest-spread": "^7.13.8",
     "@babel/plugin-transform-modules-commonjs": "^7.13.8",
     "@babel/plugin-transform-runtime": "^7.13.10",
-    "@babel/preset-env": "^7.13.10",
+    "@babel/preset-env": "^7.13.12",
     "@babel/runtime": "^7.13.10",
-    "babel-loader": "^8.0.6",
+    "babel-loader": "^8.2.2",
     "benchmark": "^2.1.4",
     "browserify": "^17.0.0",
     "chai": "^4.3.4",
-    "core-js": "^3.9.1",
+    "core-js": "^3.10.0",
     "cors": "^2.7.1",
     "cross-env": "^7.0.3",
     "envify": "^4.1.0",
-    "eslint": "^7.22.0",
+    "eslint": "^7.23.0",
     "eslint-config-digitalbazaar": "^2.6.1",
     "esmify": "^2.1.1",
     "express": "^4.16.4",