LSP server cannot detect directives when they aren’t present in schema file or introspection

## Steps to Reproduce the Problem Or Description
getting this unknown directive error message on @inline directive

## Specifications

- GraphQL for VSCode Extension Version: v0.3.41
- VSCode Version: 1.64.1 (Universal)
- OS Name: Mac OS
- OS Version: Big Sur 11.6.2
- graphql config filename and format example:
```
module.exports = {
schema: 'schema.graphql',
documents: 'src/packages/app/src/**/*.{ts,tsx}',
extensions: {
endpoints: {
local: {
url: '<.....>',
},
dev: {
url: '<.....>',
},
},
},
};
```

## Logs Of TS Server || GraphQL Language Service