[SKIP SOF-TEST] fuzz.sh: add -Werror in GitHub workflow #16069

Job	Run time
build-linux (mnfst, imx8 imx8x imx8m)	4m 58s
build-linux (mnfst, mtl)	4m 37s
build-windows (imx8 imx8x imx8m)	6m 33s
build-linux (mnfst, lnl)	4m 32s
build-windows (mtl)	6m 14s
build-linux (mnfst, tgl tgl-h)	5m 17s
LP64-WIP	3m 53s
build-windows (tgl tgl-h)	7m 0s
build-linux (zmain, imx8 imx8x imx8m)	4m 48s
build-windows (-d, mtl)	6m 3s
build-linux (zmain, mtl)	4m 20s
manifest-check	54s
build-linux (zmain, lnl)	4m 12s
build-linux (zmain, tgl tgl-h)	5m 36s
build-linux (-d, mnfst, mtl)	4m 46s
compare-linux-win	42s
	1h 14m 25s

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