Update ruby-saml to resolve vulnerabilities

Author: Taucher2003

Gemfile.lock

@@ -4,7 +4,7 @@ PATH
     code0-identities (0.0.0)
       base64 (~> 0.3.0)
       httparty (~> 0.22)
-      ruby-saml (~> 1.17.0)
+      ruby-saml (~> 1.18)
 
 GEM
   remote: https://rubygems.org/
@@ -27,7 +27,7 @@ GEM
     json (2.7.2)
     language_server-protocol (3.17.0.3)
     mini_mime (1.1.5)
-    mini_portile2 (2.8.8)
+    mini_portile2 (2.8.9)
     multi_xml (0.7.1)
       bigdecimal (~> 3.1)
     nokogiri (1.18.10)
@@ -44,8 +44,7 @@ GEM
     rainbow (3.1.1)
     rake (13.2.1)
     regexp_parser (2.9.2)
-    rexml (3.3.4)
-      strscan
+    rexml (3.4.4)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -86,10 +85,9 @@ GEM
     rubocop-rspec_rails (2.28.3)
       rubocop (~> 1.40)
     ruby-progressbar (1.13.0)
-    ruby-saml (1.17.0)
+    ruby-saml (1.18.1)
       nokogiri (>= 1.13.10)
       rexml
-    strscan (3.1.0)
     unicode-display_width (2.5.0)
     webmock (3.23.1)
       addressable (>= 2.8.0)

code0-identities.gemspec

@@ -32,7 +32,7 @@ Gem::Specification.new do |spec|
 
   spec.add_dependency "base64", "~> 0.3.0"
   spec.add_dependency "httparty", "~> 0.22"
-  spec.add_dependency "ruby-saml", "~> 1.17.0"
+  spec.add_dependency "ruby-saml", "~> 1.18"
 
   spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "rspec", "~> 3.0"