Use regular LinAlg cross product

Author: asinghvi17

src/utils/UnitSpherical/cap.jl

@@ -113,9 +113,9 @@ end
 
 function circumcenter_on_unit_sphere(a::UnitSphericalPoint, b::UnitSphericalPoint, c::UnitSphericalPoint)
     LinearAlgebra.normalize(
-        robust_cross_product(a, b) + 
-        robust_cross_product(b, c) + 
-        robust_cross_product(c, a)
+        LinearAlgebra.cross(a, b) + 
+        LinearAlgebra.cross(b, c) + 
+        LinearAlgebra.cross(c, a)
     )
 end
 
@@ -128,7 +128,7 @@ end
 
 function _is_ccw_unit_sphere(v_0::S, v_c::S, v_i::S) where S <: UnitSphericalPoint
     # checks if the smaller interior angle for the great circles connecting u-v and v-w is CCW
-    return(LinearAlgebra.dot(robust_cross_product(v_c - v_0, v_i - v_c), v_i) < 0)
+    return(LinearAlgebra.dot(LinearAlgebra.cross(v_c - v_0, v_i - v_c), v_i) < 0)
 end
 
 function angle_between(a::S, b::S, c::S) where S <: UnitSphericalPoint