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gcc 12 is expected to be released this month or early next month.
Update so we're prepared.
This keeps/ports all patches currently applied to 11.2 that haven't
landed upstream yet.

[v2: Back out the zephyr DWARF-4 workaround]

(From OE-Core rev: 540116ca70fb71ac489b61b74b3a397ff92f27e2)
Signed-off-by: Bernhard Rosenkränzer <bernhard.rosenkraenzer.ext@huawei.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>