Upgrade ttypescript

Author: amanteaux

package.json

@@ -57,7 +57,7 @@
     "ts-jest": "^27.0.5",
     "ts-node": "^10.2.1",
     "ts-transformer-classname": "^1.0.3",
-    "ttypescript": "^1.5.12",
+    "ttypescript": "^1.5.15",
     "typescript": "4.2.4"
   },
   "scripts": {

yarn.lock

@@ -2164,7 +2164,7 @@ __metadata:
     ts-jest: ^27.0.5
     ts-node: ^10.2.1
     ts-transformer-classname: ^1.0.3
-    ttypescript: ^1.5.12
+    ttypescript: ^1.5.15
     typescript: 4.2.4
   bin:
     create-plume-react-project: build/cli.js
@@ -6854,9 +6854,9 @@ fsevents@^2.3.2:
   languageName: node
   linkType: hard
 
-"ttypescript@npm:^1.5.12":
-  version: 1.5.12
-  resolution: "ttypescript@npm:1.5.12"
+"ttypescript@npm:^1.5.15":
+  version: 1.5.15
+  resolution: "ttypescript@npm:1.5.15"
   dependencies:
     resolve: ">=1.9.0"
   peerDependencies:
@@ -6865,7 +6865,7 @@ fsevents@^2.3.2:
   bin:
     ttsc: bin/tsc
     ttsserver: bin/tsserver
-  checksum: 91b6d113d2ce4c7f93392b97a6df38ad6ce6ad4c80227e3d2e1d6948c53f8664018060a02020d8f28a3e461876232b78b4c38352c546a02f3b543a062147fafa
+  checksum: 0328578050f08f9d12e6732a9fe71e93cc693ed5e825aefb7f4ba142d4d3d6912caa59a723f775de89cd066c8e609665fd5a7ccfa3b69fb3456c7f24d695db90
   languageName: node
   linkType: hard