python3-*: Update recipes with pytest ptests to use the new ptest-python-pytest class

The newly added ptest-python-pytest removes duplication for:
  1. Copying pytest files to the ptest directory
  2. Adding standard pytest dependencies
  3. Adding a common run-ptest script using pytest

(From OE-Core rev: 8d84d9e19b9292b1863921611924714d77c41d21)

Signed-off-by: Derek Straka <derek@asterius.io>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/python/python3-mako_1.3.8.bb

@@ -6,11 +6,9 @@ LIC_FILES_CHKSUM = "file://LICENSE;md5=d0995d6f7ba3f186a03118f244e88f57"
 
 PYPI_PACKAGE = "mako"
 
-inherit pypi python_setuptools_build_meta ptest
+inherit pypi python_setuptools_build_meta ptest-python-pytest
+
 
-SRC_URI:append = " \
-    file://run-ptest \
-"
 
 SRC_URI[sha256sum] = "577b97e414580d3e088d47c2dbbe9594aa7a5146ed2875d4dfa9075af2dd3cc8"
 
@@ -22,15 +20,10 @@ RDEPENDS:${PN} = "python3-html \
                   python3-threading \
 "
 
-RDEPENDS:${PN}-ptest += "\
-    python3-pytest \
-    python3-unittest-automake-output \
-"
+PTEST_PYTEST_DIR = "test"
 
-do_install_ptest() {
-    install -d ${D}${PTEST_PATH}/test
+do_install_ptest:append() {
     install -m 0644 ${S}/setup.cfg ${D}${PTEST_PATH}/
-    cp -rf ${S}/test/* ${D}${PTEST_PATH}/test/
 }
 
 BBCLASSEXTEND = "native nativesdk"