Bump go.uber.org/zap from 1.21.0 to 1.26.0 in /internal/coreinternal

Bumps [go.uber.org/zap](https://github.com/uber-go/zap) from 1.21.0 to 1.26.0.
- [Release notes](https://github.com/uber-go/zap/releases)
- [Changelog](https://github.com/uber-go/zap/blob/master/CHANGELOG.md)
- [Commits](uber-go/zap@v1.21.0...v1.26.0)

---
updated-dependencies:
- dependency-name: go.uber.org/zap
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

internal/coreinternal/go.mod

@@ -7,11 +7,11 @@ require (
 	github.com/census-instrumentation/opencensus-proto v0.3.0
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da
 	github.com/spf13/cast v1.4.1
-	github.com/stretchr/testify v1.7.1
+	github.com/stretchr/testify v1.8.1
 	go.opentelemetry.io/collector v0.49.0
 	go.opentelemetry.io/collector/model v0.49.0
 	go.opentelemetry.io/collector/pdata v0.49.0
-	go.uber.org/zap v1.21.0
+	go.uber.org/zap v1.26.0
 	google.golang.org/protobuf v1.28.0
 )
 
@@ -27,11 +27,9 @@ require (
 	github.com/mitchellh/mapstructure v1.4.3 // indirect
 	github.com/mitchellh/reflectwalk v1.0.2 // indirect
 	github.com/pelletier/go-toml v1.9.4 // indirect
-	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	go.uber.org/atomic v1.9.0 // indirect
-	go.uber.org/multierr v1.8.0 // indirect
+	go.uber.org/multierr v1.10.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // 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
 )