fix: update @angular/language-service to v11.2.0-next.0

Author: kyliau

package.json

@@ -133,7 +133,7 @@
     "test:syntaxes": "yarn compile:syntaxes-test && yarn build:syntaxes && jasmine dist/syntaxes/test/driver.js"
   },
   "dependencies": {
-    "@angular/language-service": "v11.2.0-next.0",
+    "@angular/language-service": "11.2.0-next.0",
     "typescript": "~4.1.0",
     "vscode-jsonrpc": "6.0.0",
     "vscode-languageclient": "7.0.0",
@@ -159,4 +159,4 @@
     "type": "git",
     "url": "https://github.com/angular/vscode-ng-language-service"
   }
-}
+}

yarn.lock

@@ -2,7 +2,7 @@
 # yarn lockfile v1
 
 
-"@angular/language-service@v11.2.0-next.0":
+"@angular/language-service@11.2.0-next.0":
   version "11.2.0-next.0"
   resolved "https://registry.yarnpkg.com/@angular/language-service/-/language-service-11.2.0-next.0.tgz#092281d39b87c74cebcc3506ae8bd61fcf8dbec9"
   integrity sha512-+NMO2WAk932zqho1mPK4L5WLDMWukPBLe47uVQ1PPkVmAIo26pQ3y9oGxOlOYTQtWO9HDV72NazNnV5kIBX7rQ==