Bump honeycomb-beeline from 2.8.0 to 2.8.1 in /src/supermarket

Bumps [honeycomb-beeline](https://github.com/honeycombio/beeline-ruby) from 2.8.0 to 2.8.1.
- [Release notes](https://github.com/honeycombio/beeline-ruby/releases)
- [Changelog](https://github.com/honeycombio/beeline-ruby/blob/main/CHANGELOG.md)
- [Commits](honeycombio/beeline-ruby@v2.8.0...v2.8.1)

---
updated-dependencies:
- dependency-name: honeycomb-beeline
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

src/supermarket/Gemfile.lock

@@ -234,7 +234,7 @@ GEM
     erubis (2.7.0)
     et-orbi (1.2.6)
       tzinfo
-    excon (0.89.0)
+    excon (0.90.0)
     execjs (2.7.0)
     factory_bot (6.2.0)
       activesupport (>= 5.0.0)
@@ -258,7 +258,7 @@ GEM
     faraday-net_http_persistent (1.2.0)
     faraday_middleware (1.2.0)
       faraday (~> 1.0)
-    ffi (1.15.4)
+    ffi (1.15.5)
     ffi-compiler (1.0.1)
       ffi (>= 1.0.0)
       rake
@@ -297,7 +297,7 @@ GEM
       builder (>= 2.1.2)
     hashdiff (1.0.1)
     hashie (4.1.0)
-    honeycomb-beeline (2.8.0)
+    honeycomb-beeline (2.8.1)
       libhoney (~> 1.14, >= 1.14.2)
     html_truncator (0.4.2)
       nokogiri (~> 1.5)