Bump pact_broker-client from 1.76.1 to 1.77.0

Bumps [pact_broker-client](https://github.com/pact-foundation/pact_broker-client) from 1.76.1 to 1.77.0.
- [Release notes](https://github.com/pact-foundation/pact_broker-client/releases)
- [Changelog](https://github.com/pact-foundation/pact_broker-client/blob/master/CHANGELOG.md)
- [Commits](pact-foundation/pact_broker-client@v1.76.1...v1.77.0)

---
updated-dependencies:
- dependency-name: pact_broker-client
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -536,10 +536,11 @@ GEM
       diff-lcs (~> 1.5)
       expgen (~> 0.1)
       rainbow (~> 3.1.1)
-    pact_broker-client (1.76.1)
+    pact_broker-client (1.77.0)
       base64 (~> 0.2)
       dig_rb (~> 1.0)
       httparty (>= 0.21.0, < 1.0.0)
+      ostruct
       rake (~> 13.0)
       table_print (~> 1.5)
       term-ansicolor (~> 1.7)
@@ -743,7 +744,7 @@ GEM
     thor (1.3.2)
     timecop (0.9.10)
     timeout (0.4.1)
-    tins (1.33.0)
+    tins (1.37.0)
       bigdecimal
       sync
     tzinfo (2.0.6)