chore(deps): update dependency vektra/mockery to v2.51.0 (#1025)

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

.tools_versions.yaml

@@ -15,7 +15,7 @@ gotestsum: "1.12.0"
 # renovate: datasource=github-releases depName=elastic/crd-ref-docs
 crd-ref-docs: "0.1.0"
 # renovate: datasource=github-releases depName=vektra/mockery
-mockery: "2.50.4"
+mockery: "2.51.0"
 # renovate: datasource=github-releases depName=kubernetes-sigs/controller-runtime
 setup-envtest: "0.19.4"
 # renovate: datasource=github-releases depName=rhysd/actionlint