remove obsolete PIP_INSTALL_PACKAGE and PIP_INSTALL_DIST_PATH

All downloaded files and sstates for the recipes were cleaned, build was got from stratch and no errors were encoutered.

Signed-off-by: alperak <alperyasinak1@gmail.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-python/recipes-extended/python-cson/python3-cson_git.bb

@@ -18,8 +18,6 @@ RDEPENDS:${PN} = "python3-json"
 
 inherit setuptools3
 
-PIP_INSTALL_PACKAGE = "python_cson"
-
 do_configure:prepend() {
     echo "__version__=${PV}" > ${S}/version.py
 }