build(deps): bump golang.org/x/image from 0.20.0 to 0.21.0

Bumps [golang.org/x/image](https://github.com/golang/image) from 0.20.0 to 0.21.0.
- [Commits](golang/image@v0.20.0...v0.21.0)

---
updated-dependencies:
- dependency-name: golang.org/x/image
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -75,7 +75,7 @@ require (
 	go.uber.org/automaxprocs v1.5.3
 	gocloud.dev v0.39.0
 	golang.org/x/exp v0.0.0-20221031165847-c99f073a8326
-	golang.org/x/image v0.20.0
+	golang.org/x/image v0.21.0
 	golang.org/x/mod v0.21.0
 	golang.org/x/net v0.30.0
 	golang.org/x/sync v0.8.0

go.sum

@@ -526,8 +526,8 @@ golang.org/x/exp v0.0.0-20221031165847-c99f073a8326/go.mod h1:CxIveKay+FTh1D0yPZ
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/image v0.0.0-20210220032944-ac19c3e999fb/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
-golang.org/x/image v0.20.0 h1:7cVCUjQwfL18gyBJOmYvptfSHS8Fb3YUDtfLIZ7Nbpw=
-golang.org/x/image v0.20.0/go.mod h1:0a88To4CYVBAHp5FXJm8o7QbUl37Vd85ply1vyD8auM=
+golang.org/x/image v0.21.0 h1:c5qV36ajHpdj4Qi0GnE0jUc/yuo33OLFaa0d+crTD5s=
+golang.org/x/image v0.21.0/go.mod h1:vUbsLavqK/W303ZroQQVKQ+Af3Yl6Uz1Ppu5J/cLz78=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
 golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=