Move NoiseLib.glslib to more appropriate location (#2189)

Relocates reference of NoiseLib to jmecore

jme3-terrain/src/main/resources/Common/MatDefs/Terrain/AfflictionLib.glsllib

@@ -1,4 +1,4 @@
-#import "Common/MatDefs/Terrain/NoiseLib.glsllib"
+#import "Common/ShaderLib/NoiseLib.glsllib"
 
 //code for tri-planar mapping on any afflicted shaders
 vec4 getTriPlanarBlend(in vec4 coords, in vec3 blending, in sampler2D map, in float scale) {