auc: fix typo #21605

Job	Run time
Feeds Package Test Build / Test aarch64_generic	12m 57s
Feeds Package Test Build / Test arm_cortex-a15_neon-vfpv4	12m 12s
Feeds Package Test Build / Test arm_cortex-a9_vfpv3-d16	11m 59s
Feeds Package Test Build / Test i386_pentium-mmx	12m 18s
Feeds Package Test Build / Test mips_24kc	12m 21s
Feeds Package Test Build / Test mipsel_24kc	12m 20s
Feeds Package Test Build / Test powerpc_464fp	12m 19s
Feeds Package Test Build / Test powerpc_8548	12m 31s
Feeds Package Test Build / Test riscv64_riscv64	12m 34s
Feeds Package Test Build / Test x86_64	18m 9s
	2h 9m 40s

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