chore: Upgrade to TypeScript 5.6 (#1560)

Author: mjameswh

.eslintrc

@@ -23,6 +23,7 @@
       1,
       {
         "argsIgnorePattern": "^_",
+        "caughtErrorsIgnorePattern": "^_",
         "varsIgnorePattern": "^_"
       }
     ],
@@ -50,7 +51,13 @@
     ],
     "import/newline-after-import": "error",
     "import/no-unassigned-import": "error",
-    "import/no-named-default": "error"
+    "import/no-named-default": "error",
+    "no-restricted-imports": [
+      "error",
+      {
+        "patterns": ["@temporalio/*/src/*"]
+      }
+    ]
   },
   "settings": {
     "import/parsers": {