test: tweak k5 msrp to exercise /verify all-tiers (do not merge)

Author: Seungpyo1007

data/cpu/amd/1996/consumer/k5-pr133.json

@@ -37,7 +37,7 @@
   "dhrystone_mips": null,
   "whetstone_mflops": null,
   "superpi_1m_sec": null,
-  "msrp_usd": 309,
+  "msrp_usd": 308,
   "verified": true,
   "source_urls": [
     "https://en.wikipedia.org/wiki/AMD_K5",