Fix wrong docs

The function this function is a helper of is using radians. In fact, glm is using radians everywhere!

glm/gtx/transform.hpp

@@ -64,7 +64,7 @@ namespace glm
 	GLM_FUNC_DECL tmat4x4<T, P> translate(
 		tvec3<T, P> const & v);
 
-	/// Builds a rotation 4 * 4 matrix created from an axis of 3 scalars and an angle expressed in degrees. 
+	/// Builds a rotation 4 * 4 matrix created from an axis of 3 scalars and an angle expressed in radians. 
 	/// @see gtc_matrix_transform
 	/// @see gtx_transform
 	template <typename T, precision P>