Update flow config for RN 0.43.

Author: anp

RELEASES.md

@@ -27,7 +27,7 @@ Easiest way to do this, is:
 1. Use [this handy chart](VERSIONS.md) to find out the underlying `react-native` versions of the old and new `expo-sdk`.
 2. Get `react-native` .flowconfig changeset in the React Native repo with `git diff tags/v0.41.0 tags/v0.42.0 -- local-cli/templates/HelloWorld/_flowconfig`
 3. If there are changes, land diff to CRNA [.flowconfig](react-native-scripts/template/.flowconfig) template
-4. To test, follow instructions in [README/Adding Flow](react-native-scripts/README.md#adding-flow) on a freshly generated project, and do `npm run flow` to ensure the process exits without error.
+4. To test, follow instructions in [README/Adding Flow](react-native-scripts/template/README.md#adding-flow) on a freshly generated project, and do `npm run flow` to ensure the process exits without error.
 5. If there are new issues with third-party dependencies, fix them upstream or add necessary `[ignore]` fields to .flowconfig.
 
 ## Clean, Build, Pack, Test, Publish

react-native-scripts/template/.flowconfig

@@ -52,11 +52,12 @@ suppress_type=$FlowIssue
 suppress_type=$FlowFixMe
 suppress_type=$FixMe
 
-suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(>=0\\.\\(3[0-8]\\|[1-2][0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native_oss[a-z,_]*\\)?)\\)
-suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(>=0\\.\\(3[0-8]\\|1[0-9]\\|[1-2][0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native_oss[a-z,_]*\\)?)\\)?:? #[0-9]+
+suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(>=0\\.\\(4[0-0]\\|[1-3][0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)
+suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(>=0\\.\\(4[0-0]\\|[1-3][0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)?:? #[0-9]+
 suppress_comment=\\(.\\|\n\\)*\\$FlowFixedInNextDeploy
+suppress_comment=\\(.\\|\n\\)*\\$FlowExpectedError
 
 unsafe.enable_getters_and_setters=true
 
 [version]
-^0.38.0
+^0.40.0