python3-pylint: allow native build

We use pylint for some native recipes in our build. Allow pylint
to be a native recipe, and likewise allow its runtime dependencies
to be native recipes.

Signed-off-by: Daniel McGregor <daniel.mcgregor@vecima.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-python/recipes-devtools/python/python3-tomlkit_0.12.1.bb

@@ -27,3 +27,5 @@ do_install_ptest() {
         install -d ${D}${PTEST_PATH}/tests
         cp -rf ${S}/tests/* ${D}${PTEST_PATH}/tests/
 }
+
+BBCLASSEXTEND = "native nativesdk"