spelling fixes

modules/juce_core/containers/juce_SparseSet.h

@@ -37,7 +37,7 @@
 /**
     Holds a set of primitive values, storing them as a set of ranges.
 
-    This container acts like an array, but can efficiently hold large continguous
+    This container acts like an array, but can efficiently hold large contiguous
     ranges of values. It's quite a specialised class, mostly useful for things
     like keeping the set of selected rows in a listbox.
 

modules/juce_gui_basics/components/juce_Component.h

@@ -135,7 +135,7 @@ public:
     */
     bool isVisible() const noexcept                         { return flags.visibleFlag; }
 
-    /** Called when this component's visiblility changes.
+    /** Called when this component's visibility changes.
         @see setVisible, isVisible
     */
     virtual void visibilityChanged();