Bump sinatra from 3.1.0 to 4.1.0

Bumps [sinatra](https://github.com/sinatra/sinatra) from 3.1.0 to 4.1.0.
- [Changelog](https://github.com/sinatra/sinatra/blob/main/CHANGELOG.md)
- [Commits](sinatra/sinatra@v3.1.0...v4.1.0)

---
updated-dependencies:
- dependency-name: sinatra
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -4,6 +4,7 @@ GEM
     addressable (2.8.6)
       public_suffix (>= 2.0.2, < 6.0)
     ast (2.4.2)
+    base64 (0.2.0)
     bson (4.15.0)
     byebug (11.1.3)
     coderay (1.1.3)
@@ -21,13 +22,14 @@ GEM
     listen (3.8.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
+    logger (1.6.1)
     method_source (1.0.0)
     minitest (5.20.0)
     minitest-color (0.0.2)
       minitest (~> 5)
     mongo (2.19.3)
       bson (>= 4.14.1, < 5.0.0)
-    mustermann (3.0.0)
+    mustermann (3.0.3)
       ruby2_keywords (~> 0.0.1)
     nio4r (2.7.3)
     parallel (1.24.0)
@@ -44,9 +46,13 @@ GEM
     puma (6.4.3)
       nio4r (~> 2.0)
     racc (1.7.3)
-    rack (2.2.8.1)
-    rack-protection (3.1.0)
-      rack (~> 2.2, >= 2.2.4)
+    rack (3.1.8)
+    rack-protection (4.1.0)
+      base64 (>= 0.1.0)
+      logger (>= 1.6.0)
+      rack (>= 3.0.0, < 4)
+    rack-session (2.0.0)
+      rack (>= 3.0.0)
     rack-test (2.1.0)
       rack (>= 1.3)
     rainbow (3.1.1)
@@ -79,12 +85,14 @@ GEM
       rubocop (~> 1.0)
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)
-    sinatra (3.1.0)
+    sinatra (4.1.0)
+      logger (>= 1.6.0)
       mustermann (~> 3.0)
-      rack (~> 2.2, >= 2.2.4)
-      rack-protection (= 3.1.0)
+      rack (>= 3.0.0, < 4)
+      rack-protection (= 4.1.0)
+      rack-session (>= 2.0.0, < 3)
       tilt (~> 2.0)
-    tilt (2.3.0)
+    tilt (2.4.0)
     unicode-display_width (2.5.0)
     webmock (3.19.1)
       addressable (>= 2.8.0)