fix(core): fix race in metrics collection variables (#9288)

Author: Harshil Goel

go.mod

@@ -132,7 +132,6 @@ require (
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.1.0 // indirect
-	github.com/pelletier/go-toml v1.2.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.2 // indirect
 	github.com/philhofer/fwd v1.0.0 // indirect
 	github.com/pierrec/lz4/v4 v4.1.22 // indirect
@@ -147,7 +146,6 @@ require (
 	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
 	github.com/sourcegraph/conc v0.3.0 // indirect
 	github.com/spf13/afero v1.11.0 // indirect
-	github.com/spf13/jwalterweatherman v1.0.0 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	github.com/tinylib/msgp v1.1.2 // indirect
 	github.com/uber/jaeger-client-go v2.25.0+incompatible // indirect