Add level attribute to <kernel> in compatibility matrix xsd

Test: builds
Bug: 149929588
Change-Id: Ic8588c380803cf34f2bcd5ded00ffc9779e770d1
(cherry picked from commit fa5ce752dcf7e863ec11dd2e182042653f8af33b)
Merged-In: Ic8588c380803cf34f2bcd5ded00ffc9779e770d1
diff --git a/xsd/compatibilityMatrix/api/current.txt b/xsd/compatibilityMatrix/api/current.txt
index a326dd1..f3a255a 100644
--- a/xsd/compatibilityMatrix/api/current.txt
+++ b/xsd/compatibilityMatrix/api/current.txt
@@ -71,8 +71,10 @@
     ctor public Kernel();
     method public compatibility.matrix.Kernel.Conditions getConditions();
     method public java.util.List<compatibility.matrix.Config> getConfig();
+    method public String getLevel();
     method public String getVersion();
     method public void setConditions(compatibility.matrix.Kernel.Conditions);
+    method public void setLevel(String);
     method public void setVersion(String);
   }
 
diff --git a/xsd/compatibilityMatrix/compatibility_matrix.xsd b/xsd/compatibilityMatrix/compatibility_matrix.xsd
index b8c9fa5..8ccb6b2 100644
--- a/xsd/compatibilityMatrix/compatibility_matrix.xsd
+++ b/xsd/compatibilityMatrix/compatibility_matrix.xsd
@@ -64,6 +64,7 @@
             <xs:element name="config" type="config" minOccurs="0" maxOccurs="unbounded"/>
         </xs:sequence>
         <xs:attribute name="version" type="xs:string"/>
+        <xs:attribute name="level" type="xs:string"/>
     </xs:complexType>
     <xs:complexType name="config">
         <xs:sequence>