python3: remove __pycache__ folders pip & setuptools

python3-pip & python3-setuptools have slightly
different installation mechanisms.

We need to remove the __pycache__ folders.
Seems they're generated.

This also reduces the size of the python3-pip &
python3-setuptools packages.

Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com>

lang/python/python3/files/python3-package-pip.mk

@@ -20,6 +20,7 @@ define Py3Package/python3-pip/install
 	$(CP) \
 		$(PKG_BUILD_DIR)/install-pip/lib/python$(PYTHON3_VERSION)/site-packages/pip \
 		$(1)/usr/lib/python$(PYTHON3_VERSION)/site-packages/
+	find $(1)/usr/lib/python$(PYTHON3_VERSION)/site-packages/ -name __pycache__ | xargs rm -rf
 endef
 
 $(eval $(call Py3BasePackage,python3-pip, \

lang/python/python3/files/python3-package-setuptools.mk

@@ -23,6 +23,7 @@ define Py3Package/python3-setuptools/install
 		$(PKG_BUILD_DIR)/install-setuptools/lib/python$(PYTHON3_VERSION)/site-packages/setuptools \
 		$(PKG_BUILD_DIR)/install-setuptools/lib/python$(PYTHON3_VERSION)/site-packages/easy_install.py \
 		$(1)/usr/lib/python$(PYTHON3_VERSION)/site-packages
+	find $(1)/usr/lib/python$(PYTHON3_VERSION)/site-packages/ -name __pycache__ | xargs rm -rf
 endef
 
 $(eval $(call Py3BasePackage,python3-setuptools, \