Update dependency webmock to v3.25.1

Author: renovate[bot]

Gemfile.lock

@@ -231,7 +231,7 @@ GEM
       temple (>= 0.8.2)
       thor
       tilt
-    hashdiff (1.1.1)
+    hashdiff (1.1.2)
     http-accept (1.7.0)
     http-cookie (1.0.7)
       domain_name (~> 0.5)
@@ -425,7 +425,7 @@ GEM
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
     retriable (3.1.2)
-    rexml (3.3.9)
+    rexml (3.4.1)
     rollbar (3.6.1)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
@@ -558,7 +558,7 @@ GEM
       activesupport
       faraday (~> 2.0)
       faraday-follow_redirects
-    webmock (3.24.0)
+    webmock (3.25.1)
       addressable (>= 2.8.0)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)