removed the first RL_DEFAULT_SHADER_ATTRIB_LOCATION_BONEMATRICES (#5727)

Author: angshumankishore

src/rlgl.h

@@ -1015,9 +1015,7 @@ RLAPI void rlLoadDrawQuad(void);     // Load and draw a quad
 #ifndef RL_DEFAULT_SHADER_ATTRIB_NAME_BONEWEIGHTS
     #define RL_DEFAULT_SHADER_ATTRIB_NAME_BONEWEIGHTS  "vertexBoneWeights" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_BONEWEIGHTS
 #endif
-#ifndef RL_DEFAULT_SHADER_UNIFORM_NAME_BONEMATRICES
-    #define RL_DEFAULT_SHADER_UNIFORM_NAME_BONEMATRICES "boneMatrices"   // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_BONEMATRICES
-#endif
+
 #ifndef RL_DEFAULT_SHADER_ATTRIB_NAME_INSTANCETRANSFORM
     #define RL_DEFAULT_SHADER_ATTRIB_NAME_INSTANCETRANSFORM "instanceTransform" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_INSTANCETRANSFORM
 #endif