third_party/intel_ucode: update to 20230808

This fixes the Intel Gather Data Sampling aka Downfall (CVE-2022-40982)
microarchitectural data disclosure vulnerability.

Change-Id: Ib185e8763f15e2af9fca2b89671825e5e87480fa
Reviewed-on: https://review.monogon.dev/c/monogon/+/2042
Tested-by: Jenkins CI
Reviewed-by: Leopold Schabel <leo@monogon.tech>
diff --git a/third_party/intel_ucode/external.bzl b/third_party/intel_ucode/external.bzl
index 2876e5f..80e2342 100644
--- a/third_party/intel_ucode/external.bzl
+++ b/third_party/intel_ucode/external.bzl
@@ -4,6 +4,7 @@
     sums = {
         "20220207": "532527bd17f3ea6664452b536699818a3bf896e4ace689a43a73624711b7c921",
         "20230214": "3a3cfe2c7642339af9f4c2ad69f5f367dfa4cd1f7f9fd4124dedefb7803591d4",
+        "20230808": "fe49bb719441f20335ed6004090ab38cdc374134d36d4f5d30be7ed93b820313",
     }
     all_content = """
 # Anything other than family 6 is not interesting to us