chore(deps-dev): bump typescript from 3.8.3 to 3.9.7

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 3.8.3 to 3.9.7.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v3.8.3...v3.9.7)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package.json

@@ -95,7 +95,7 @@
     "source-map-support": "^0.5.16",
     "ts-node": "^8.6.2",
     "tsconfig-paths": "^3.9.0",
-    "typescript": "3.8.3",
+    "typescript": "3.9.7",
     "universal-ledger-agent": "^0.1.2"
   },
   "dependencies": {

yarn.lock

@@ -7423,10 +7423,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@3.8.3, typescript@^3.6.3:
-  version "3.8.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.8.3.tgz#409eb8544ea0335711205869ec458ab109ee1061"
-  integrity sha512-MYlEfn5VrLNsgudQTVJeNaQFUAI7DkhnOjdpAp4T+ku1TfQClewlbSuTVHiA+8skNBgaf02TL/kLOvig4y3G8w==
+typescript@3.9.7, typescript@^3.6.3:
+  version "3.9.7"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.7.tgz#98d600a5ebdc38f40cb277522f12dc800e9e25fa"
+  integrity sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==
 
 uglify-js@^3.1.4:
   version "3.7.7"