python3-qface: drop the six dependency

qface declares six in install_requires but does not import it anywhere.
Patch it out and drop the dependency from the recipe.

Built for intel-corei7-64.

AI-Generated: Uses Claude Code (Claude Opus 5)
Signed-off-by: Markus Volk <f_l_k@t-online.de>
Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>

meta-python/recipes-devtools/python/python3-qface_2.0.14.bb

@@ -2,6 +2,7 @@ SUMMARY = "A generator framework based on a common modern IDL"
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=eee61e10a40b0e3045ee5965bcd9a8b5"
 
+SRC_URI += "file://0001-drop-the-six-dependency.patch"
 SRC_URI[sha256sum] = "df31014fbe95b3d910d059ce1a8e827d57d234aca3a5c42094d6ad096fd8f39e"
 
 inherit pypi setuptools3
@@ -11,7 +12,6 @@ DEPS = "\
     python3-click \
     python3-pyyaml \
     python3-pytest \
-    python3-six \
     python3-path \
     python3-antlr4-runtime \
     python3-watchdog \