bitbake: fetch2/git: Add missing mkdir

bitbake-selftest is failing due to directories not being created. This adds in an
appropriate mkdir so the tests can complete. Presumably in general OE use, something
else is ensuring the parent directory is created.

(Bitbake rev: 1270a07713e2a6c6e6fadcc61b785aebc99ae17b)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/fetch2/git.py

@@ -257,6 +257,7 @@ class Git(FetchMethod):
             indirectiondir = destdir[:-1] + ".indirectionsymlink"
             if os.path.exists(indirectiondir):
                 os.remove(indirectiondir)
+            bb.mkdirhier(os.path.dirname(indirectiondir))
             os.symlink(ud.clonedir, indirectiondir)
             clonedir = indirectiondir