[android] Fix lib path in android docs
[android] Fix lib path in android docs

Point `ARM_DIR` to the output directory containing the libraries.
tkremenek/swift,roambotics/swift,hooman/swift,ahoppen/swift,rudkx/swift,tkremenek/swift,hooman/swift,rudkx/swift,glessard/swift,roambotics/swift,xwu/swift,JGiola/swift,tkremenek/swift,rudkx/swift,gregomni/swift,apple/swift,xwu/swift,atrick/swift,parkera/swift,JGiola/swift,atrick/swift,roambotics/swift,hooman/swift,apple/swift,tkremenek/swift,benlangmuir/swift,atrick/swift,apple/swift,gregomni/swift,apple/swift,xwu/swift,ahoppen/swift,JGiola/swift,atrick/swift,glessard/swift,roambotics/swift,parkera/swift,parkera/swift,glessard/swift,ahoppen/swift,benlangmuir/swift,atrick/swift,JGiola/swift,JGiola/swift,xwu/swift,benlangmuir/swift,tkremenek/swift,hooman/swift,gregomni/swift,rudkx/swift,gregomni/swift,glessard/swift,parkera/swift,glessard/swift,hooman/swift,xwu/swift,parkera/swift,ahoppen/swift,xwu/swift,gregomni/swift,roambotics/swift,ahoppen/swift,apple/swift,rudkx/swift,xwu/swift,roambotics/swift,rudkx/swift,tkremenek/swift,tkremenek/swift,benlangmuir/swift,benlangmuir/swift,parkera/swift,gregomni/swift,hooman/swift,glessard/swift,parkera/swift,benlangmuir/swift,JGiola/swift,atrick/swift,hooman/swift,parkera/swift,apple/swift,ahoppen/swift