Mumbai (Maharashtra) [India], August 23 (ANI): Actor Samantha Ruth Prabhu penned a special birthday wish for her ‘superhero’ Teja Sajja. Re-sharing Teja Sajja’s ‘Mirai’ new poster on her Instagram story, Samantha wrote, “Happy birthday my Superhero @tejasajja123 I watch you grow from strength to strength and I am so incredibly proud.” On this special occasion, the makers of the film ‘Mirai’ shared a new intriguing poster on Friday. Taking to Instagram, makers treated fans with a new poster of Teja Sajja. The poster captures Teja Sajja protecting himself from falling by holding a blazing iron r…