feat: use TypeScript 5.3 (#530)

TypeScript 5.3 Release Notes:
https://devblogs.microsoft.com/typescript/announcing-typescript-5-3/

---

By submitting this pull request, I confirm that my contribution is made
under the terms of the [Apache 2.0 license].

[Apache 2.0 license]: https://www.apache.org/licenses/LICENSE-2.0

.all-contributorsrc

@@ -89,16 +89,6 @@
         "review"
       ]
     },
-    {
-      "login": "aws-cdk-automation",
-      "name": "AWS CDK Automation",
-      "avatar_url": "https://avatars0.githubusercontent.com/u/43080478?v=4",
-      "profile": "https://github.com/aws/aws-cdk",
-      "contributions": [
-        "maintenance",
-        "review"
-      ]
-    },
     {
       "login": "BenWal",
       "name": "Ben Walters",
@@ -1576,6 +1566,33 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "mrgrain",
+      "name": "Momo Kornher",
+      "avatar_url": "https://avatars.githubusercontent.com/u/379814?v=4",
+      "profile": "https://moritzkornher.de/",
+      "contributions": [
+        "code"
+      ]
+    },
+    {
+      "login": "TheRealAmazonKendra",
+      "name": "Kendra Neil",
+      "avatar_url": "https://avatars.githubusercontent.com/u/53584728?v=4",
+      "profile": "https://github.com/aws/aws-cdk",
+      "contributions": [
+        "code"
+      ]
+    },
+    {
+      "login": "amazon-auto",
+      "name": "Amazon GitHub Automation",
+      "avatar_url": "https://avatars.githubusercontent.com/u/54958958?v=4",
+      "profile": "https://aws.amazon.com/",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "repoType": "github",