fix http webroot challenge script

it had wrong path so it kept challenge token files behind

Signed-off-by: Seo Suchan <tjtncks@gmail.com>

Author: orangepizza

net/uacme/files/httpchalhook.sh

@@ -37,7 +37,7 @@ case "$METHOD" in
     "begin")
         case "$TYPE" in
             http-01)
-                printf "%s" "${AUTH}" > "${CHALLENGE_PATH}/.well-known/acme-challenge${TOKEN}"
+                printf "%s" "${AUTH}" > "${CHALLENGE_PATH}/.well-known/acme-challenge/${TOKEN}"
                 exit $?
                 ;;
             *)
@@ -49,7 +49,7 @@ case "$METHOD" in
     "done"|"failed")
         case "$TYPE" in
             http-01)
-                rm "${CHALLENGE_PATH}/${TOKEN}"
+                rm "${CHALLENGE_PATH}/.well-known/acme-challenge/${TOKEN}"
                 exit $?
                 ;;
             *)