fix: disable stringop-overread for gcc11 #301

Job	Run time
Build container / Build container	1m 43s
x86_64-pc-linux-gnu / Build depends	59s
x86_64-pc-linux-gnu_nowallet / Build depends	54s
x86_64-pc-linux-gnu_multiprocess / Build depends	1m 7s
arm-linux-gnueabihf / Build depends	57s
x86_64-apple-darwin / Build depends	1m 12s
x86_64-w64-mingw32 / Build depends	57s
linux64_nowallet-build / Build source	21m 23s
arm-linux-build / Build source	24m 52s
win64-build / Build source	33m 46s
linux64_sqlite-build / Build source	22m 19s
linux64_fuzz-build / Build source	17m 38s
linux64-build / Build source	20m 36s
linux64_ubsan-build / Build source	35m 44s
linux64_tsan-build / Build source	33m 4s
linux64_multiprocess-build / Build source	56m 51s
mac-build / Build source	28m 2s
	5h 2m 4s

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