Alana “Honey Boo Boo” Thompson’s older sister, Anna, has died at the tender age of 29. The actress penned a touching tribute to her sibling, whom she loved dearly. After Alana “Honey Boo Boo” Thompson’s older sister Anna passed away, the actress made sure to celebrate the wonderful life that she lived. She wrote a lengthy message on Instagram that looked back on Anna’s fight against cancer. The child star admitted that her tribute to Anna was the one post she wished she never had to make. She wished her sister could make it out of her cancer battle, especially given she left behind two childre…