qapi: Don't create useless directory qapi-generated

We used to generate first test and later QGA QAPI code into
qapi-generated/.  Commit b93b63f574 moved the test code to tests/.
Commit 54c2e50205 moved the QGA code to qga/qapi-generated/.  The
directory has been unused since.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-30-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>

.gitignore

@@ -27,7 +27,6 @@
 /libuser
 /linux-headers/asm
 /qga/qapi-generated
-/qapi-generated
 /qapi-gen-timestamp
 /qapi/qapi-builtin-types.[ch]
 /qapi/qapi-builtin-visit.[ch]

Makefile

@@ -725,7 +725,6 @@ clean:
 	rm -f trace/generated-tracers-dtrace.h*
 	rm -f $(foreach f,$(GENERATED_FILES),$(f) $(f)-timestamp)
 	rm -f qapi-gen-timestamp
-	rm -rf qapi-generated
 	rm -rf qga/qapi-generated
 	for d in $(ALL_SUBDIRS); do \
 	if test -d $$d; then $(MAKE) -C $$d $@ || exit 1; fi; \

configure

@@ -7053,7 +7053,6 @@ DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-sche
 DIRS="$DIRS docs docs/interop fsdev scsi"
 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
 DIRS="$DIRS roms/seabios roms/vgabios"
-DIRS="$DIRS qapi-generated"
 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"