fix pypy2.5.1 build folder for i686

plugins/python-build/share/python-build/pypy-2.5.1

@@ -3,7 +3,7 @@ case "$(pypy_architecture 2>/dev/null || true)" in
   if require_distro "Ubuntu 12.04" "Ubuntu 12.10" "Ubuntu 13.04" "Ubuntu 13.10" "Ubuntu 14.04" 1>/dev/null 2>&1; then
     install_package "pypy-2.5.1-linux" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.5.1-linux.tar.bz2#c0035a2650cafcb384050a8c476ddc41c9fd40b0c3677fab68026f57c715907a" "pypy" verify_py27 ensurepip
   else
-    install_package "pypy-2.5.0-linux_i686-portable" "https://bitbucket.org/squeaky/portable-pypy/downloads/pypy-2.5.1-linux_i686-portable.tar.bz2#ed532ddde3332d10faa59af49854cacbca458c597889352e619a87ab22363063" "pypy" verify_py27 ensurepip
+    install_package "pypy-2.5.1-linux_i686-portable" "https://bitbucket.org/squeaky/portable-pypy/downloads/pypy-2.5.1-linux_i686-portable.tar.bz2#ed532ddde3332d10faa59af49854cacbca458c597889352e619a87ab22363063" "pypy" verify_py27 ensurepip
   fi
   ;;
 "linux-armel" )