Update module github.com/dlclark/regexp2/v2 to v2.6.0 (release-2026-lts) (#10597)

Update module github.com/dlclark/regexp2/v2 to v2.6.0

| datasource | package                       | from   | to     |
| ---------- | ----------------------------- | ------ | ------ |
| go         | github.com/dlclark/regexp2/v2 | v2.5.2 | v2.6.0 |

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

go.mod

@@ -4,7 +4,7 @@ go 1.26.5
 
 require (
 	github.com/cert-manager/cert-manager v1.21.1
-	github.com/dlclark/regexp2/v2 v2.5.2
+	github.com/dlclark/regexp2/v2 v2.6.0
 	github.com/gkampitakis/go-snaps v0.5.23
 	github.com/golang-jwt/jwt/v5 v5.3.1
 	github.com/google/go-cmp v0.7.0

go.sum

@@ -117,8 +117,8 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/dlclark/regexp2/v2 v2.5.2 h1:HAsucWRhsqcDzl6Ua9aR8JwYOTzrZyPrF0/FNxJVAI0=
-github.com/dlclark/regexp2/v2 v2.5.2/go.mod h1:avUrQvPaLz2DrFNHJF0taWAFFX2C1GMSSoeiqFjcBmU=
+github.com/dlclark/regexp2/v2 v2.6.0 h1:KugbSrpXcRpziHIcqqFEXwKwi09LbPkTzvLRItf2mo8=
+github.com/dlclark/regexp2/v2 v2.6.0/go.mod h1:avUrQvPaLz2DrFNHJF0taWAFFX2C1GMSSoeiqFjcBmU=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
 github.com/emicklei/go-restful/v3 v3.13.0 h1:C4Bl2xDndpU6nJ4bc1jXd+uTmYPVUwkD6bFY/oTyCes=