gogs download filename for arm

src/freedombone-app-gogs

         echo $'No architecture specified'
         ARCHITECTURE=$(uname -m)
         if [[ ${ARCHITECTURE} == "arm"* ]]; then
-            CURR_ARCH=arm
+            CURR_ARCH=armv5
         fi
         if [[ ${ARCHITECTURE} == "amd"* || ${ARCHITECTURE} == "x86_64" ]]; then
             CURR_ARCH=amd64