maint(deps): bump github.com/sethvargo/go-envconfig from 0.9.0 to 1.0.1

Bumps [github.com/sethvargo/go-envconfig](https://github.com/sethvargo/go-envconfig) from 0.9.0 to 1.0.1.
- [Release notes](https://github.com/sethvargo/go-envconfig/releases)
- [Commits](sethvargo/go-envconfig@v0.9.0...v1.0.1)

---
updated-dependencies:
- dependency-name: github.com/sethvargo/go-envconfig
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

go.mod

@@ -1,9 +1,10 @@
 module github.com/honeycombio/otel-config-go
 
 go 1.21
+toolchain go1.22.1
 
 require (
-	github.com/sethvargo/go-envconfig v0.9.0
+	github.com/sethvargo/go-envconfig v1.0.1
 	github.com/stretchr/testify v1.9.0
 	go.opentelemetry.io/contrib/detectors/aws/lambda v0.50.0
 	go.opentelemetry.io/contrib/instrumentation/host v0.50.0

go.sum

@@ -31,8 +31,8 @@ github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 h1:o4JXh1EVt
 github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
 github.com/rogpeppe/go-internal v1.11.0 h1:cWPaGQEPrBb5/AsnsZesgZZ9yb1OQ+GOISoDNXVBh4M=
 github.com/rogpeppe/go-internal v1.11.0/go.mod h1:ddIwULY96R17DhadqLgMfk9H9tvdUzkipdSkR5nkCZA=
-github.com/sethvargo/go-envconfig v0.9.0 h1:Q6FQ6hVEeTECULvkJZakq3dZMeBQ3JUpcKMfPQbKMDE=
-github.com/sethvargo/go-envconfig v0.9.0/go.mod h1:Iz1Gy1Sf3T64TQlJSvee81qDhf7YIlt8GMUX6yyNFs0=
+github.com/sethvargo/go-envconfig v1.0.1 h1:9wglip/5fUfaH0lQecLM8AyOClMw0gT0A9K2c2wozao=
+github.com/sethvargo/go-envconfig v1.0.1/go.mod h1:OKZ02xFaD3MvWBBmEW45fQr08sJEsonGrrOdicvQmQA=
 github.com/shirou/gopsutil/v3 v3.24.3 h1:eoUGJSmdfLzJ3mxIhmOAhgKEKgQkeOwKpz1NbhVnuPE=
 github.com/shirou/gopsutil/v3 v3.24.3/go.mod h1:JpND7O217xa72ewWz9zN2eIIkPWsDN/3pl0H8Qt0uwg=
 github.com/shoenig/go-m1cpu v0.1.6 h1:nxdKQNcEB6vzgA2E2bvzKIYRuNj7XNJ4S/aRSwKzFtM=