go.mod: Upgrade CertMagic to v0.21.7

Fixes rare edge case panics related to ARI

Author: mholt

go.mod

@@ -9,7 +9,7 @@ require (
 	github.com/Masterminds/sprig/v3 v3.3.0
 	github.com/alecthomas/chroma/v2 v2.14.0
 	github.com/aryann/difflib v0.0.0-20210328193216-ff5ff6dc229b
-	github.com/caddyserver/certmagic v0.21.7-0.20250109205135-32654015b016
+	github.com/caddyserver/certmagic v0.21.7
 	github.com/caddyserver/zerossl v0.1.3
 	github.com/dustin/go-humanize v1.0.1
 	github.com/go-chi/chi/v5 v5.0.12

go.sum

@@ -89,8 +89,8 @@ github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625/go.mod h1:HYsPBTaaSFSlLx/70C2HPIMNZpVV8+vt/A+FMnYP11g=
 github.com/buger/jsonparser v0.0.0-20181115193947-bf1c66bbce23/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s=
-github.com/caddyserver/certmagic v0.21.7-0.20250109205135-32654015b016 h1:bwnFMkCXIgw3WO7vvMwpr7Zf8qfADmMzYe6mxSKC7zI=
-github.com/caddyserver/certmagic v0.21.7-0.20250109205135-32654015b016/go.mod h1:LCPG3WLxcnjVKl/xpjzM0gqh0knrKKKiO5WVttX2eEI=
+github.com/caddyserver/certmagic v0.21.7 h1:66KJioPFJwttL43KYSWk7ErSmE6LfaJgCQuhm8Sg6fg=
+github.com/caddyserver/certmagic v0.21.7/go.mod h1:LCPG3WLxcnjVKl/xpjzM0gqh0knrKKKiO5WVttX2eEI=
 github.com/caddyserver/zerossl v0.1.3 h1:onS+pxp3M8HnHpN5MMbOMyNjmTheJyWRaZYwn+YTAyA=
 github.com/caddyserver/zerossl v0.1.3/go.mod h1:CxA0acn7oEGO6//4rtrRjYgEoa4MFw/XofZnrYwGqG4=
 github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8=