Bump github.com/pseudomuto/protoc-gen-doc from 1.3.1 to 1.3.2

Bumps [github.com/pseudomuto/protoc-gen-doc](https://github.com/pseudomuto/protoc-gen-doc) from 1.3.1 to 1.3.2.
- [Release notes](https://github.com/pseudomuto/protoc-gen-doc/releases)
- [Changelog](https://github.com/pseudomuto/protoc-gen-doc/blob/master/CHANGELOG.md)
- [Commits](pseudomuto/protoc-gen-doc@v1.3.1...v1.3.2)

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

go.mod

@@ -41,7 +41,7 @@ require (
 	github.com/opencontainers/runc v0.1.1 // indirect
 	github.com/prometheus/client_golang v1.5.1
 	github.com/prometheus/procfs v0.0.11 // indirect
-	github.com/pseudomuto/protoc-gen-doc v1.3.1
+	github.com/pseudomuto/protoc-gen-doc v1.3.2
 	github.com/rcrowley/go-metrics v0.0.0-20190706150252-9beb055b7962 // indirect
 	github.com/sirupsen/logrus v1.5.0 // indirect
 	github.com/spf13/afero v1.2.2 // indirect

go.sum

@@ -471,6 +471,8 @@ github.com/prometheus/procfs v0.0.11/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4
 github.com/prometheus/tsdb v0.7.1/go.mod h1:qhTCs0VvXwvX/y3TZrWD7rabWM+ijKTux40TwIPHuXU=
 github.com/pseudomuto/protoc-gen-doc v1.3.1 h1:Segz6bKr2LCo9bZgm+foCYiyfr4s0BurLzH3MDE7wC0=
 github.com/pseudomuto/protoc-gen-doc v1.3.1/go.mod h1:y5+P6n3iGrbKG+9O04V5ld71in3v/bX88wUwgt+U8EA=
+github.com/pseudomuto/protoc-gen-doc v1.3.2 h1:61vWZuxYa8D7Rn4h+2dgoTNqnluBmJya2MgbqO32z6g=
+github.com/pseudomuto/protoc-gen-doc v1.3.2/go.mod h1:y5+P6n3iGrbKG+9O04V5ld71in3v/bX88wUwgt+U8EA=
 github.com/pseudomuto/protokit v0.2.0 h1:hlnBDcy3YEDXH7kc9gV+NLaN0cDzhDvD1s7Y6FZ8RpM=
 github.com/pseudomuto/protokit v0.2.0/go.mod h1:2PdH30hxVHsup8KpBTOXTBeMVhJZVio3Q8ViKSAXT0Q=
 github.com/rakyll/statik v0.1.6 h1:uICcfUXpgqtw2VopbIncslhAmE5hwc4g20TEyEENBNs=