checkasm: revert some arch detail printing

Author: JDarnley

tests/checkasm/checkasm.c

@@ -96,12 +96,6 @@
 #define isatty(fd) 1
 #endif
 
-#if ARCH_AARCH64
-#include "libavutil/aarch64/cpu.h"
-#elif ARCH_RISCV
-#include "libavutil/riscv/cpu.h"
-#endif
-
 #if ARCH_ARM && HAVE_ARMV5TE_EXTERNAL
 #include "libavutil/arm/cpu.h"
 
@@ -754,7 +748,6 @@ int main(int argc, char *argv[])
 {
     unsigned int seed = av_get_random_seed();
     int i, ret = 0;
-    char arch_info_buf[50] = "";
 
 #ifdef _WIN32
 #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
@@ -824,16 +817,7 @@ int main(int argc, char *argv[])
         }
     }
 
-#if ARCH_AARCH64 && HAVE_SVE
-    if (have_sve(av_get_cpu_flags()))
-        snprintf(arch_info_buf, sizeof(arch_info_buf),
-                 "SVE %d bits, ", 8 * ff_aarch64_sve_length());
-#elif ARCH_RISCV && HAVE_RVV
-    if (av_get_cpu_flags() & AV_CPU_FLAG_RVV_I32)
-        snprintf(arch_info_buf, sizeof (arch_info_buf),
-                 "%zu-bit vectors, ", 8 * ff_get_rv_vlenb());
-#endif
-    fprintf(stderr, "checkasm: %susing random seed %u\n", arch_info_buf, seed);
+    fprintf(stderr, "checkasm: using random seed %u\n", seed);
     av_lfg_init(&checkasm_lfg, seed);
 
     if (state.bench_pattern)