Added LED_Rectangular_W7.62mm_H4.55mm_P5.08mm_R3

Added rectangular LED (7.62x7.62mm) used mainly at automotive Datasheet can be found at https://www.gme.cz/data/attachments/dsh.511-795.1.pdf

Pull request for 3D model is at github Known errors: Violating F7.3 - Since cathode is connected to 2 pins number "1", this warning appeared. But it should be OK Violating F9.3 - Not actually sure why.