python3-cmd2: Upgrade 1.1.0 -> 1.2.1

Upgrade to release 1.2.1:

- Switched to getting version using importlib.metadata instead
  of using pkg_resources
- Fixed typing module compatibility issue with Python 3.5 prior
  to 3.5.4
- Relax minimum version of importlib-metadata to >= 1.6.0 when
  using Python < 3.8

Update the HOMEPAGE to match the home page link from pypi.org.

Signed-off-by: Leon Anavi <leon.anavi@konsulko.com>
Acked-by: Trevor Gamblin <trevor.gamblin@windriver.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-python/recipes-devtools/python/python3-cmd2_1.2.1.bb

@@ -0,0 +1,20 @@
+SUMMARY = "Extra features for standard library's cmd module"
+HOMEPAGE = "https://github.com/python-cmd2/cmd2"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=9791cd24ca7d1807388ccd55cd066def"
+
+DEPENDS += "${PYTHON_PN}-setuptools-scm-native"
+
+SRC_URI[md5sum] = "0ab5f4d8ad6a9099202ed887358102f2"
+SRC_URI[sha256sum] = "5a5d3361fadada16cae0c99b65eba5d49d587fc2e02b3afb058da1872871e7a9"
+
+inherit pypi setuptools3
+
+RDEPENDS_${PN} += "\
+    ${PYTHON_PN}-attrs \
+    ${PYTHON_PN}-colorama \
+    ${PYTHON_PN}-pyperclip \
+    ${PYTHON_PN}-wcwidth \
+"
+
+BBCLASSEXTEND = "native nativesdk"