appsec: upgrade libddwaf v1.20.1 & ruleset v1.13.2 #3260

Job	Run time
Prepare Go modules cache	12s
Smoke Tests	0s
macos-latest (AppSec disabled)	2m 15s
macos-12 go1.23	3m 59s
windows-latest (AppSec disabled)	2m 49s
macos-12 go1.22	5m 6s
ubuntu-latest-16-cores (AppSec disabled)	1m 28s
macos-14 go1.23	2m 49s
macos-14 go1.22	3m 16s
linux/amd64 golang:1.23-bookworm	1m 36s
linux/arm64 golang:1.23-bookworm	2m 48s
linux/amd64 golang:1.23-bullseye	1m 26s
linux/arm64 golang:1.23-bullseye	2m 47s
linux/amd64 golang:1.23-alpine	1m 23s
linux/arm64 golang:1.23-alpine	2m 40s
linux/amd64 golang:1.22-bookworm	1m 30s
linux/arm64 golang:1.22-bookworm	3m 9s
linux/amd64 golang:1.22-bullseye	1m 45s
linux/arm64 golang:1.22-bullseye	3m 7s
linux/amd64 golang:1.22-alpine	1m 15s
linux/arm64 golang:1.22-alpine	2m 46s
	48m 6s

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