Update github.com/brave-intl/bat-go/libs digest to 8b4fe85 (#160)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

go.mod

@@ -4,7 +4,7 @@ go 1.18
 
 require (
 	github.com/aws/aws-sdk-go v1.45.8
-	github.com/brave-intl/bat-go/libs v0.0.0-20230911092351-1d5d359ef563
+	github.com/brave-intl/bat-go/libs v0.0.0-20230913115141-8b4fe85da72c
 	github.com/getsentry/sentry-go v0.24.1
 	github.com/go-chi/chi/v5 v5.0.10
 	github.com/prometheus/client_golang v1.16.0

go.sum

@@ -8,6 +8,8 @@ github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/brave-intl/bat-go/libs v0.0.0-20230911092351-1d5d359ef563 h1:1G4hpyfq1Rgeb3FO9LeXyACuX/zn6oDIssM0fma5z+A=
 github.com/brave-intl/bat-go/libs v0.0.0-20230911092351-1d5d359ef563/go.mod h1:sUyKgpr9uxg0SARewNEkNMStvBjOeWuWoLchHgyONGA=
+github.com/brave-intl/bat-go/libs v0.0.0-20230913115141-8b4fe85da72c h1:siIB7Odcs3x4CKYY8Nqdbkk+BEH+Js8yP6Kg1SjS3xo=
+github.com/brave-intl/bat-go/libs v0.0.0-20230913115141-8b4fe85da72c/go.mod h1:sUyKgpr9uxg0SARewNEkNMStvBjOeWuWoLchHgyONGA=
 github.com/bsm/ginkgo/v2 v2.9.5 h1:rtVBYPs3+TC5iLUVOis1B9tjLTup7Cj5IfzosKtvTJ0=
 github.com/bsm/gomega v1.26.0 h1:LhQm+AFcgV2M0WyKroMASzAzCAJVpAxQXv4SaI9a69Y=
 github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=