Bump sinatra from 3.2.0 to 4.1.0 in the bundler group across 1 directory

Bumps the bundler group with 1 update in the / directory: [sinatra](https://github.com/sinatra/sinatra).


Updates `sinatra` from 3.2.0 to 4.1.0
- [Changelog](https://github.com/sinatra/sinatra/blob/main/CHANGELOG.md)
- [Commits](sinatra/sinatra@v3.2.0...v4.1.0)

---
updated-dependencies:
- dependency-name: sinatra
  dependency-version: 4.1.0
  dependency-type: direct:production
  dependency-group: bundler
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -426,17 +426,18 @@ GEM
     puma (6.6.0)
       nio4r (~> 2.0)
     racc (1.8.1)
-    rack (2.2.13)
-    rack-protection (3.2.0)
+    rack (3.1.16)
+    rack-protection (4.1.0)
       base64 (>= 0.1.0)
-      rack (~> 2.2, >= 2.2.4)
-    rack-session (1.0.2)
-      rack (< 3)
+      logger (>= 1.6.0)
+      rack (>= 3.0.0, < 4)
+    rack-session (2.1.1)
+      base64 (>= 0.1.0)
+      rack (>= 3.0.0)
     rack-test (2.2.0)
       rack (>= 1.3)
-    rackup (1.0.1)
-      rack (< 3)
-      webrick
+    rackup (2.2.1)
+      rack (>= 3)
     rails-dom-testing (2.2.0)
       activesupport (>= 5.0.0)
       minitest
@@ -585,10 +586,12 @@ GEM
       simplecov-html (~> 0.11)
     simplecov-html (0.13.1)
     simpleidn (0.2.3)
-    sinatra (3.2.0)
+    sinatra (4.1.0)
+      logger (>= 1.6.0)
       mustermann (~> 3.0)
-      rack (~> 2.2, >= 2.2.4)
-      rack-protection (= 3.2.0)
+      rack (>= 3.0.0, < 4)
+      rack-protection (= 4.1.0)
+      rack-session (>= 2.0.0, < 3)
       tilt (~> 2.0)
     sqlite3 (1.7.3)
       mini_portile2 (~> 2.8.0)
@@ -599,12 +602,13 @@ GEM
     syslog (0.3.0)
       logger
     test-prof (1.4.4)
-    thin (1.8.2)
+    thin (2.0.1)
       daemons (~> 1.0, >= 1.0.9)
       eventmachine (~> 1.0, >= 1.0.4)
-      rack (>= 1, < 3)
+      logger
+      rack (>= 1, < 4)
     thor (1.3.2)
-    tilt (2.6.0)
+    tilt (2.6.1)
     timecop (0.9.10)
     timeout (0.4.3)
     toml (0.2.0)