Bump go.opentelemetry.io/build-tools/semconvgen in /internal/tools

Bumps [go.opentelemetry.io/build-tools/semconvgen](https://github.com/open-telemetry/opentelemetry-go-build-tools) from 0.0.0-20210813222030-0139980e9794 to 0.15.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-go-build-tools/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-go-build-tools/blob/main/CHANGELOG.md)
- [Commits](https://github.com/open-telemetry/opentelemetry-go-build-tools/commits/v0.15.0)

---
updated-dependencies:
- dependency-name: go.opentelemetry.io/build-tools/semconvgen
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

internal/tools/go.mod

@@ -13,9 +13,9 @@ require (
 	github.com/wadey/gocovmerge v0.0.0-20160331181800-b5bfa59ec0ad
 	go.opentelemetry.io/build-tools/checkdoc v0.0.0-20210826185254-a20c5b1e2d7c
 	go.opentelemetry.io/build-tools/multimod v0.0.0-20210920164323-2ceabab23375
-	go.opentelemetry.io/build-tools/semconvgen v0.0.0-20210813222030-0139980e9794
+	go.opentelemetry.io/build-tools/semconvgen v0.15.0
 	golang.org/x/exp v0.0.0-20200331195152-e8c3332aa8e5
-	golang.org/x/tools v0.1.9
+	golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d
 )
 
 require (
@@ -80,7 +80,7 @@ require (
 	github.com/golangci/misspell v0.3.5 // indirect
 	github.com/golangci/revgrep v0.0.0-20210930125155-c22e5001d4f2 // indirect
 	github.com/golangci/unconvert v0.0.0-20180507085042-28b1c447d1f4 // indirect
-	github.com/google/go-cmp v0.5.7 // indirect
+	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/google/go-github v17.0.0+incompatible // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/google/uuid v1.3.0 // indirect
@@ -161,8 +161,8 @@ require (
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/spf13/viper v1.10.1 // indirect
 	github.com/ssgreg/nlreturn/v2 v2.2.1 // indirect
-	github.com/stretchr/objx v0.1.1 // indirect
-	github.com/stretchr/testify v1.7.0 // indirect
+	github.com/stretchr/objx v0.5.2 // indirect
+	github.com/stretchr/testify v1.9.0 // indirect
 	github.com/subosito/gotenv v1.2.0 // indirect
 	github.com/sylvia7788/contextcheck v1.0.4 // indirect
 	github.com/tcnksm/go-gitconfig v0.1.2 // indirect
@@ -179,21 +179,20 @@ require (
 	github.com/yagipy/maintidx v1.0.0 // indirect
 	github.com/yeya24/promlinter v0.1.1-0.20210918184747-d757024714a1 // indirect
 	gitlab.com/bosi/decorder v0.2.1 // indirect
-	go.opentelemetry.io/build-tools v0.0.0-20210719163622-92017e64f35b // indirect
-	golang.org/x/crypto v0.0.0-20220112180741-5e0467b6c7ce // indirect
-	golang.org/x/mod v0.5.1 // indirect
-	golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2 // indirect
+	go.opentelemetry.io/build-tools v0.15.0 // indirect
+	golang.org/x/crypto v0.23.0 // indirect
+	golang.org/x/mod v0.21.0 // indirect
+	golang.org/x/net v0.25.0 // indirect
 	golang.org/x/oauth2 v0.0.0-20211104180415-d3ed0bb246c8 // indirect
-	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
-	golang.org/x/sys v0.0.0-20220111092808-5a964db01320 // indirect
-	golang.org/x/text v0.3.7 // indirect
-	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
+	golang.org/x/sync v0.8.0 // indirect
+	golang.org/x/sys v0.26.0 // indirect
+	golang.org/x/text v0.19.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/protobuf v1.27.1 // indirect
 	gopkg.in/ini.v1 v1.66.2 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 	honnef.co/go/tools v0.2.2 // indirect
 	mvdan.cc/gofumpt v0.2.1 // indirect
 	mvdan.cc/interfacer v0.0.0-20180901003855-c20040233aed // indirect