build(deps): bump mailgun-ruby from 1.3.5 to 1.4.1

Bumps [mailgun-ruby](https://github.com/mailgun/mailgun-ruby) from 1.3.5 to 1.4.1.
- [Release notes](https://github.com/mailgun/mailgun-ruby/releases)
- [Changelog](https://github.com/mailgun/mailgun-ruby/blob/master/CHANGELOG.md)
- [Commits](mailgun/mailgun-ruby@v1.3.5...v1.4.1)

---
updated-dependencies:
- dependency-name: mailgun-ruby
  dependency-version: 1.4.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -190,14 +190,14 @@ GEM
     factory_bot_rails (6.4.4)
       factory_bot (~> 6.5)
       railties (>= 5.0.0)
-    faraday (2.13.0)
+    faraday (2.14.0)
       faraday-net_http (>= 2.0, < 3.5)
       json
       logger
-    faraday-multipart (1.1.0)
+    faraday-multipart (1.2.0)
       multipart-post (~> 2.0)
-    faraday-net_http (3.4.0)
-      net-http (>= 0.5.0)
+    faraday-net_http (3.4.2)
+      net-http (~> 0.5)
     ffi (1.17.0)
     ffi (1.17.0-aarch64-linux-gnu)
     ffi (1.17.0-arm64-darwin)
@@ -250,7 +250,7 @@ GEM
     jbuilder (2.13.0)
       actionview (>= 5.0.0)
       activesupport (>= 5.0.0)
-    json (2.10.2)
+    json (2.18.0)
     json-schema (6.0.0)
       addressable (~> 2.8)
       bigdecimal (~> 3.1)
@@ -282,21 +282,18 @@ GEM
       net-imap
       net-pop
       net-smtp
-    mailgun-ruby (1.3.5)
+    mailgun-ruby (1.4.1)
       faraday (~> 2.1)
-      faraday-multipart (~> 1.1.0)
-      mime-types
+      faraday-multipart (< 2)
+      mini_mime
+      zeitwerk
     marcel (1.0.4)
     materialize-sass (1.0.0.1)
       autoprefixer-rails (>= 6.0.3)
     matrix (0.4.2)
     messagebird-rest (5.0.0)
       jwt (< 4)
     method_source (1.1.0)
-    mime-types (3.6.2)
-      logger
-      mime-types-data (~> 3.2015)
-    mime-types-data (3.2025.0408)
     mini_mime (1.1.5)
     mini_portile2 (2.8.9)
     mini_racer (0.9.0)
@@ -316,8 +313,8 @@ GEM
       bigdecimal (>= 3.1, < 5)
     multipart-post (2.4.1)
     nenv (0.3.0)
-    net-http (0.6.0)
-      uri
+    net-http (0.9.1)
+      uri (>= 0.11.1)
     net-imap (0.6.0)
       date
       net-protocol
@@ -552,7 +549,7 @@ GEM
     uglifier (4.2.1)
       execjs (>= 0.3.0, < 3)
     unicode-display_width (2.6.0)
-    uri (1.0.3)
+    uri (1.1.1)
     warden (1.2.9)
       rack (>= 2.0.9)
     warden-jwt_auth (0.11.0)