Automatic toolchain upgrade to nightly-2023-11-08 (#2866) #5633

Job	Run time
benchcomp-tests	4m 15s
bookrunner	16m 33s
regression (macos-12)	38m 18s
perf	44m 31s
write-json-symtab-regression	24m 57s
regression (ubuntu-20.04)	19m 53s
regression (ubuntu-22.04)	21m 56s
	2h 50m 23s

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