Version 10.3.174.20

Change-Id: I0520d3b8fe1bb22f1cda8c89a272fff98234e1f2
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3755202
Bot-Commit: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/10.3@{#36}
Cr-Branched-From: 1a8f4cab47232e7861928945eeee1c40fe7f7c08-refs/heads/10.3.174@{#1}
Cr-Branched-From: 8fbefa47971832fc5afaffb913ae9689f0cc9f9e-refs/heads/main@{#80471}

include/v8-version.h

diff --git a/include/v8-version.h b/include/v8-version.h
index f26c90d..95ae429 100644
--- a/include/v8-version.h
+++ b/include/v8-version.h
@@ -11,7 +11,7 @@
 #define V8_MAJOR_VERSION 10
 #define V8_MINOR_VERSION 3
 #define V8_BUILD_NUMBER 174
-#define V8_PATCH_LEVEL 19
+#define V8_PATCH_LEVEL 20
 
 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)