Update dependency stackprof to v0.2.26 (#28743)

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

Gemfile.lock

@@ -730,7 +730,7 @@ GEM
     simplecov-lcov (0.8.0)
     simplecov_json_formatter (0.1.4)
     smart_properties (1.17.0)
-    stackprof (0.2.25)
+    stackprof (0.2.26)
     statsd-ruby (1.5.0)
     stoplight (3.0.2)
       redlock (~> 1.0)