Change global augmentation for newer TS

Newer TypeScript versions don't accept the way we augment the global
object making the build fail sometimes. Doing it this way we ensure it
always works.

packages/nodejs/.changesets/fix-compatibility-for-global-object-augmentation.md

@@ -0,0 +1,5 @@
+---
+bump: "patch"
+---
+
+Fix TypeScript compatibility for global object augmentation.

packages/nodejs/global.d.ts

@@ -0,0 +1,5 @@
+export {}
+
+declare global {
+  var __APPSIGNAL__: any
+}

packages/nodejs/tsconfig.json

@@ -1,6 +1,6 @@
 {
   "extends": "../../tsconfig.json",
-  "include": ["src/**/*", "vendor.d.ts"],
+  "include": ["src/**/*", "vendor.d.ts", "global.d.ts"],
   "exclude": [
     "src/**/__tests__",
     "src/**/__mocks__"

packages/nodejs/vendor.d.ts

@@ -17,9 +17,3 @@ declare module "require-in-the-middle" {
 
   export = Hook
 }
-
-declare module NodeJS {
-  interface Global {
-    __APPSIGNAL__: any
-  }
-}