Revert "Non-matching brackets in SparseFileContent.toString()"

This reverts commit 17daae9934941bc6db6b372a04433f19186d5972
The use of ) was intentional as the range is inclusive, exclusive.

Change-Id: I1aa25b6d8a17a374766c6316ee1872c4272e609e
diff --git a/gerrit-prettify/src/main/java/com/google/gerrit/prettify/common/SparseFileContent.java b/gerrit-prettify/src/main/java/com/google/gerrit/prettify/common/SparseFileContent.java
index 633d4ea..1a5468c 100644
--- a/gerrit-prettify/src/main/java/com/google/gerrit/prettify/common/SparseFileContent.java
+++ b/gerrit-prettify/src/main/java/com/google/gerrit/prettify/common/SparseFileContent.java
@@ -296,7 +296,7 @@
 
     @Override
     public String toString() {
-      return "Range[" + base + "," + end() + "]";
+      return "Range[" + base + "," + end() + ")";
     }
   }
 }