Bump golang.org/x/mod from 0.19.0 to 0.20.0 (#1654)

Bumps [golang.org/x/mod](https://github.com/golang/mod) from 0.19.0 to
0.20.0.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="bc151c4e8c"><code>bc151c4</code></a>
README: fix link to x/tools</li>
<li><a
href="d1f873e3c1"><code>d1f873e</code></a>
modfile: fix Cleanup clobbering Line reference</li>
<li><a
href="b56a28f8bd"><code>b56a28f</code></a>
modfile: Add support for tool lines</li>
<li><a
href="79169e9d36"><code>79169e9</code></a>
LICENSE: update per Google Legal</li>
<li>See full diff in <a
href="https://github.com/golang/mod/compare/v0.19.0...v0.20.0">compare
view</a></li>
</ul>
</details>
<br />


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go.mod

@@ -22,7 +22,7 @@ require (
 	github.com/spf13/pflag v1.0.5 // BSD-3-Clause
 	github.com/stretchr/testify v1.9.0 // MIT
 	golang.org/x/exp v0.0.0-20240222234643-814bf88cf225
-	golang.org/x/mod v0.19.0
+	golang.org/x/mod v0.20.0
 	golang.org/x/oauth2 v0.21.0
 	golang.org/x/sync v0.8.0
 	golang.org/x/term v0.22.0

go.sum

@@ -184,8 +184,8 @@ golang.org/x/exp v0.0.0-20240222234643-814bf88cf225/go.mod h1:CxmFvTBINI24O/j8iY
 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 v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
-golang.org/x/mod v0.19.0 h1:fEdghXQSo20giMthA7cd28ZC+jts4amQ3YMXiP5oMQ8=
+golang.org/x/mod v0.20.0 h1:utOm6MM3R3dnawAiJgn0y+xvuYRsm1RKM/4giyfDgV0=
-golang.org/x/mod v0.19.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
+golang.org/x/mod v0.20.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=