Akon is making sure that his women get his love and attention.   The American-Senegalese singer, who has made it clear that he is polygamous, spent time with two of his women back to back.   He was with Ammirah in Senegal this week for her birthday.  Ammirah, who is also an artist, shared photos of them together and praised him with sweet words.     Before visiting Ammirah in Senegal, he spent time with his other woman, Rozina, in …