Bump @types/node from 11.9.6 to 11.10.5 (desktop#216)

* Bump @types/node from 11.9.6 to 11.10.5

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 11.9.6 to 11.10.5.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

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

* improve error handling of spawned process state

Author: dependabot[bot]

package-lock.json

@@ -25,7 +25,7 @@
   "homepage": "https://github.com/desktop/dugite-native#readme",
   "devDependencies": {
     "@octokit/rest": "^16.17.0",
-    "@types/node": "^11.9.6",
+    "@types/node": "^11.10.5",
     "@types/request-promise": "^4.1.42",
     "@types/semver": "^5.5.0",
     "@types/yaml": "^1.0.2",

package.json

@@ -24,6 +24,11 @@ function spawn(
 
     child.on('error', reject)
 
+    if (child.stdout === null) {
+      reject(new Error('Unable to read stdout of child process'))
+      return
+    }
+
     child.stdout.on('data', data => {
       receivedData += data
     })