upgrade graphql language server (#8769)

* upgrade language server

* change unit tests to strict mode

Author: hlshen

firebase-vscode/CHANGELOG.md

@@ -1,6 +1,7 @@
 ## NEXT
 
 - [Changed] Graphql Syntax Highlighter is now an extension dependency
+- [Fixed] Language server now recognizes fragments in other files
 
 ## 1.4.1
 

firebase-vscode/graphql-language-service-5.2.0.tgz

@@ -234,8 +234,8 @@
     "@vscode/webview-ui-toolkit": "^1.2.1",
     "classnames": "^2.3.2",
     "exponential-backoff": "3.1.1",
-    "graphql-language-service": "file:graphql-language-service-5.2.0.tgz",
-    "graphql-language-service-server": "file:graphql-language-service-server-2.12.0.tgz",
+    "graphql-language-service": "file:graphql-language-service-5.4.0.tgz",
+    "graphql-language-service-server": "file:graphql-language-service-server-2.14.8.tgz",
     "js-yaml": "^4.1.0",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",

firebase-vscode/graphql-language-service-5.4.0.tgz

@@ -3,7 +3,7 @@
     "module": "commonjs",
     "target": "es2020",
     "lib": ["es2020", "dom"],
-    "strict": false /* enable all strict type-checking options */,
+    "strict": true /* enable all strict type-checking options */,
     "allowJs": true,
     "checkJs": false,
     "sourceMap": true,