Fix typo (Chache -> Cache)

Author: kazuki43zoo

src/main/java/org/apache/ibatis/builder/xml/XMLMapperBuilder.java

@@ -95,7 +95,7 @@ public void parse() {
     }
 
     parsePendingResultMaps();
-    parsePendingChacheRefs();
+    parsePendingCacheRefs();
     parsePendingStatements();
   }
 
@@ -154,7 +154,7 @@ private void parsePendingResultMaps() {
     }
   }
 
-  private void parsePendingChacheRefs() {
+  private void parsePendingCacheRefs() {
     Collection<CacheRefResolver> incompleteCacheRefs = configuration.getIncompleteCacheRefs();
     synchronized (incompleteCacheRefs) {
       Iterator<CacheRefResolver> iter = incompleteCacheRefs.iterator();