Update tests for ruby-lsp changes (#350)

Update tests for ruby-lsp changes

Since Shopify/ruby-lsp#1896 the testing framework for rails
is dependant on the presence on `bin/rails`

Gemfile.lock

@@ -10,7 +10,7 @@ PATH
   remote: .
   specs:
     ruby-lsp-rails (0.3.5)
-      ruby-lsp (>= 0.16.0, < 0.17.0)
+      ruby-lsp (>= 0.16.5, < 0.17.0)
       sorbet-runtime (>= 0.5.9897)
 
 GEM
@@ -230,9 +230,9 @@ GEM
       rubocop (~> 1.51)
     rubocop-sorbet (0.8.1)
       rubocop (>= 0.90.0)
-    ruby-lsp (0.16.4)
+    ruby-lsp (0.16.5)
       language_server-protocol (~> 3.17.0)
-      prism (>= 0.22.0, < 0.25)
+      prism (>= 0.23.0, < 0.28)
       sorbet-runtime (>= 0.5.10782)
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)

ruby-lsp-rails.gemspec

@@ -23,6 +23,6 @@ Gem::Specification.new do |spec|
     Dir["lib/**/*", "LICENSE.txt", "Rakefile", "README.md"]
   end
 
-  spec.add_dependency("ruby-lsp", ">= 0.16.0", "< 0.17.0")
+  spec.add_dependency("ruby-lsp", ">= 0.16.5", "< 0.17.0")
   spec.add_dependency("sorbet-runtime", ">= 0.5.9897")
 end