Update src/sage/matrix/matrix2.pyx

yes, Hermitian only

Co-authored-by: Travis Scrimshaw <[email protected]>

Author: jacksonwalters

src/sage/matrix/matrix2.pyx

@@ -12962,7 +12962,7 @@ cdef class Matrix(Matrix1):
 
         OUTPUT:
 
-        For a matrix `A` the routine returns a matrix `B` such that,
+        For a Hermitian matrix `A` the routine returns a matrix `B` such that,
 
         .. MATH::