babeltrace2: upgrade 2.0.5 -> 2.0.6

Changelog:
===========
* bt2: disable some warnings for 'native_bt.c'
* bt2: compile 'native_bt.c' with '-Wno-undef'
* Fix: src.ctf.lttng-live: expect NEW_STREAM/METADATA for inactive streams
* Fix: 'babeltrace2 convert': don't consider the '--plugin-path' opt.
* include/babeltrace2/plugin/plugin-dev.h: "define" -> "definition
* Fix: doc: escape double quote in bt_p alias
* Fix: bt2: pass _TraceClassConst to destruction listeners
* fix: 'load_module()' deprecated in Python 3.12
* tests: retry os.rename on PermissionError failure in lttng_live_server.py
* doc: fix uptream -> upstream typos
* fix: test_message_iterator.py hangs on Python 3.12
* plugin-dev: mark symbols meant to be public with __attribute__((visibility("default")))
* Silence -Wunused-but-set-variable error with clang
* Fix: Windows DLL path lookup with Python >= 3.8
* doc/man: make default values of boolean init. params. clearer
* RFC: docs: fix: Match stated automake requirement
* fix: make flake8 6.x happy
* fix: running black on python 3.11
* bt_query_executor_create_with_method_data(): fix docs note
* Fix: ctf-writer: null dereference in bt_ctf_trace_common_add_stream_class
* Update working version to Babeltrace v2.0.6

(From OE-Core rev: 0aac0507e769d3d250b0c649bdec821eb333349c)

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit a5f05da60ca888456900f9fb0a52ef07db754c06)
Signed-off-by: Steve Sakoman <steve@sakoman.com>

meta/recipes-kernel/lttng/babeltrace2_2.0.6.bb

@@ -12,7 +12,7 @@ SRC_URI = "git://git.efficios.com/babeltrace.git;branch=stable-2.0;protocol=http
            file://0001-tests-do-not-run-test-applications-from-.libs.patch \
            file://0001-Make-manpages-multilib-identical.patch \
            "
-SRCREV = "66e76d1ea601705928899138f02730a3a2a3153d"
+SRCREV = "0a6632f77801f3218a288604c646f8a39cb0d2c4"
 UPSTREAM_CHECK_GITTAGREGEX = "v(?P<pver>2(\.\d+)+)$"
 
 S = "${WORKDIR}/git"