python3-jdcal: re-add functional ptests

Verified tests pass with via the test image execution
(bitbake meta-python-image-ptest-python3-jdcal -c testimage)

Signed-off-by: Derek Straka <derek@asterius.io>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-python/conf/include/ptest-packagelists-meta-python.inc

@@ -75,7 +75,6 @@ PTESTS_PROBLEMS_META_PYTHON ="\
     python3-dnspython \
     python3-fastjsonschema \
     python3-gpiod \
-    python3-jdcal \
     python3-jsmin \
     python3-msgpack \
     python3-ordered-set \