SLING-5757 reverts the version increase in r1746673 because micro version has already been increased since last release

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1751265 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/sling/api/resource/package-info.java b/src/main/java/org/apache/sling/api/resource/package-info.java
index f0f94d9..acb8a86 100644
--- a/src/main/java/org/apache/sling/api/resource/package-info.java
+++ b/src/main/java/org/apache/sling/api/resource/package-info.java
@@ -17,7 +17,7 @@
  * under the License.
  */
 
-@Version("2.9.2")
+@Version("2.9.1")
 package org.apache.sling.api.resource;
 
 import aQute.bnd.annotation.Version;