Fix Java connection string in example to trigger workflow

Author: dacharyc

generated-examples/java/AnnQueryBasic.snippet.example.java

@@ -21,7 +21,7 @@
 public class AnnQueryBasic {
     public static void main(String[] args ) {
         // Replace the placeholder with your Atlas connection string
-        String uri = <connectionString>;
+        String uri = "<connectionString>";
 
         // Connect to your Atlas cluster
         try (MongoClient mongoClient = MongoClients.create(uri)) {

java/src/main/java/queries/AnnQueryBasic.java

@@ -1,7 +1,7 @@
 //	:replace-start: {
 //	  "terms": {
 //       "ArrayList<Document>": "void",
-//	     "System.getenv(\"ATLAS_CONNECTION_STRING\")": "<connectionString>"
+//	     "System.getenv(\"ATLAS_CONNECTION_STRING\")": "\"<connectionString>\""
 //	  }
 //	}
 package queries;