Fix a typo in the analysis server's status page

pkg/analysis_server/lib/src/get_handler.dart

Index: pkg/analysis_server/lib/src/get_handler.dart
diff --git a/pkg/analysis_server/lib/src/get_handler.dart b/pkg/analysis_server/lib/src/get_handler.dart
index bfc082739e9c84320d8eade439b75b8dbe4b9660..be7d47b3dd0495bd82354ffb23a46ca63a6759f6 100644
--- a/pkg/analysis_server/lib/src/get_handler.dart
+++ b/pkg/analysis_server/lib/src/get_handler.dart
@@ -90,7 +90,7 @@ class GetHandler {
       });
       response.write('</table>');
       _server.analysisServer.contextMap.forEach((String key, AnalysisContext context) {
-        response.write('<h2><a name="context_$key">Analysis Context: $key}</a></h2>');
+        response.write('<h2><a name="context_$key">Analysis Context: $key</a></h2>');
         AnalysisContentStatistics statistics = (context as AnalysisContextImpl).statistics;
         response.write('<table>');
         _writeRow(