Update tailwind_merge requirement from ~> 0.12 to ~> 1.4 in /gem

Updates the requirements on [tailwind_merge](https://github.com/gjtorikian/tailwind_merge) to permit the latest version.
- [Release notes](https://github.com/gjtorikian/tailwind_merge/releases)
- [Changelog](https://github.com/gjtorikian/tailwind_merge/blob/main/CHANGELOG.md)
- [Commits](gjtorikian/tailwind_merge@v0.13.2...v1.4.0)

---
updated-dependencies:
- dependency-name: tailwind_merge
  dependency-version: 1.4.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

gem/Gemfile.lock

@@ -10,7 +10,6 @@ GEM
     json (2.19.5)
     language_server-protocol (3.17.0.5)
     lint_roller (1.1.0)
-    lru_redux (1.1.0)
     minitest (5.25.1)
     parallel (1.28.0)
     parser (3.3.11.1)
@@ -47,6 +46,7 @@ GEM
       rubocop (>= 1.75.0, < 2.0)
       rubocop-ast (>= 1.47.1, < 2.0)
     ruby-progressbar (1.13.0)
+    sin_lru_redux (2.5.2)
     standard (1.54.0)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.0)
@@ -59,8 +59,8 @@ GEM
     standard-performance (1.9.0)
       lint_roller (~> 1.1)
       rubocop-performance (~> 1.26.0)
-    tailwind_merge (0.13.2)
-      lru_redux (~> 1.1)
+    tailwind_merge (1.4.0)
+      sin_lru_redux (~> 2.5)
     unicode-display_width (3.2.0)
       unicode-emoji (~> 4.1)
     unicode-emoji (4.2.0)
@@ -77,7 +77,7 @@ DEPENDENCIES
   rouge (~> 4.7.0)
   ruby_ui!
   standard (~> 1.0)
-  tailwind_merge (~> 0.12)
+  tailwind_merge (~> 1.4)
 
 BUNDLED WITH
    2.5.22

gem/ruby_ui.gemspec

@@ -17,7 +17,7 @@ Gem::Specification.new do |s|
 
   s.add_development_dependency "phlex", "~> 2.1", ">= 2.1.2"
   s.add_development_dependency "rouge", "~> 4.7.0"
-  s.add_development_dependency "tailwind_merge", "~> 0.12"
+  s.add_development_dependency "tailwind_merge", "~> 1.4"
   s.add_development_dependency "rake", "~> 13.0"
   s.add_development_dependency "standard", "~> 1.0"
   s.add_development_dependency "minitest", "~> 5.0"