Reviewed easings include

examples/shapes/shapes_easings_ball_anim.c

@@ -11,7 +11,7 @@
 
 #include "raylib.h"
 
-#include "extras/easings.h"                // Required for easing functions
+#include "easings.h"                // Required for easing functions
 
 int main(void)
 {

examples/shapes/shapes_easings_box_anim.c

@@ -11,7 +11,7 @@
 
 #include "raylib.h"
 
-#include "extras/easings.h"            // Required for easing functions
+#include "easings.h"            // Required for easing functions
 
 int main(void)
 {

examples/shapes/shapes_easings_rectangle_array.c

@@ -14,7 +14,7 @@
 
 #include "raylib.h"
 
-#include "extras/easings.h"            // Required for easing functions
+#include "easings.h"            // Required for easing functions
 
 #define RECS_WIDTH              50
 #define RECS_HEIGHT             50