Fix variable naming for downsampling and upsampling passes

Author: capdevon

jme3-effects/src/main/java/com/jme3/post/filters/SoftBloomFilter.java

@@ -177,10 +177,10 @@ public void beforeRender() {
 
     @Override
     protected void cleanUpFilter(Renderer r) {
-        for (Pass p : downSamplingPasses) {
+        for (Pass p : downsamplingPasses) {
             p.cleanup(r);
         }
-        for (Pass p : upSamplingPasses) {
+        for (Pass p : upsamplingPasses) {
             p.cleanup(r);
         }
         initialized = false;