target.mk: add cflags for mips 1004kc cpu type

Signed-off-by: Felix Fietkau <[email protected]>

include/target.mk

@@ -216,6 +216,7 @@ ifeq ($(DUMP),1)
     CPU_CFLAGS_24kec = -mips32r2 -mtune=24kec
     CPU_CFLAGS_34kc = -mips32r2 -mtune=34kc
     CPU_CFLAGS_74kc = -mips32r2 -mtune=74kc
+    CPU_CFLAGS_1004kc = -mips32r2 -mtune=1004kc
     CPU_CFLAGS_octeon = -march=octeon -mabi=64
     CPU_CFLAGS_dsp = -mdsp
     CPU_CFLAGS_dsp2 = -mdspr2