tests/checkasm: Fix huffyuvdsp test criterion

Use CONFIG_HUFFYUVDSP, not CONFIG_HUFFYUV_DECODER
(although they are equivalent).

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

tests/checkasm/Makefile

@@ -13,6 +13,7 @@ AVCODECOBJS-$(CONFIG_H264DSP)           += h264dsp.o
 AVCODECOBJS-$(CONFIG_H264PRED)          += h264pred.o
 AVCODECOBJS-$(CONFIG_H264QPEL)          += h264qpel.o
 AVCODECOBJS-$(CONFIG_HPELDSP)           += hpeldsp.o
+AVCODECOBJS-$(CONFIG_HUFFYUVDSP)        += huffyuvdsp.o
 AVCODECOBJS-$(CONFIG_HUFFYUVENCDSP)     += huffyuvencdsp.o
 AVCODECOBJS-$(CONFIG_IDCTDSP)           += idctdsp.o
 AVCODECOBJS-$(CONFIG_LLAUDDSP)          += llauddsp.o
@@ -39,7 +40,6 @@ AVCODECOBJS-$(CONFIG_DCA_DECODER)       += dcadsp.o synth_filter.o
 AVCODECOBJS-$(CONFIG_DIRAC_DECODER)     += diracdsp.o
 AVCODECOBJS-$(CONFIG_EXR_DECODER)       += exrdsp.o
 AVCODECOBJS-$(CONFIG_FLAC_DECODER)      += flacdsp.o
-AVCODECOBJS-$(CONFIG_HUFFYUV_DECODER)   += huffyuvdsp.o
 AVCODECOBJS-$(CONFIG_JPEG2000_DECODER)  += jpeg2000dsp.o
 AVCODECOBJS-$(CONFIG_OPUS_DECODER)      += opusdsp.o
 AVCODECOBJS-$(CONFIG_PIXBLOCKDSP)       += pixblockdsp.o

tests/checkasm/checkasm.c

@@ -195,7 +195,7 @@ static const struct {
     #if CONFIG_HPELDSP
         { "hpeldsp", checkasm_check_hpeldsp },
     #endif
-    #if CONFIG_HUFFYUV_DECODER
+    #if CONFIG_HUFFYUVDSP
         { "huffyuvdsp", checkasm_check_huffyuvdsp },
     #endif
     #if CONFIG_HUFFYUVENCDSP