remove useless definition of PYENV_VERSION_PATH
remove useless definition of PYENV_VERSION_PATH

kevinburke/pyenv,takluyver/pyenv,yyuu/pyenv,sebhahn/pyenv,syndbg/goenv,hlecuanda/pyenv,xshwy/pyenv,xshwy/pyenv,habinmusic/pyenv,BanzaiMan/pyenv,rowhit/pyenv,rowhit/pyenv,blueyed/pyenv,dongguangming/pyenv,dongguangming/pyenv,sebhahn/pyenv,pyenv/pyenv,UCASREN/pyenv,hlecuanda/pyenv,pyenv/pyenv,obimod/pyenv,syndbg/goenv,BanzaiMan/pyenv,lozybean/pyenv,pyenv/pyenv,recruit-mtl/pyenv,takluyver/pyenv,cehoffman/pyenv,yyuu/pyenv,zmwangx/pyenv,VShangxiao/pyenv,syndbg/goenv,obimod/pyenv,lepture/pyenv,dnsd/pyenv,lepture/pyenv,chenfengyuan/pyenv,VShangxiao/pyenv,genome-vendor/pyenv,fly19890211/pyenv,kevinburke/pyenv,sebhahn/pyenv,yeonsh/pyenv,dnsd/pyenv,lozybean/pyenv,cehoffman/pyenv,UCASREN/pyenv,fly19890211/pyenv,zmwangx/pyenv,habinmusic/pyenv,syndbg/goenv,yeonsh/pyenv,recruit-mtl/pyenv,chenfengyuan/pyenv,genome-vendor/pyenv