update nokogiri

Gemfile.lock

@@ -5,7 +5,7 @@ PATH
       bcp47 (>= 0.3)
       date_time_precision (>= 0.8)
       mime-types (>= 3.0)
-      nokogiri (>= 1.10.4)
+      nokogiri (>= 1.11.4)
 
 GEM
   remote: https://rubygems.org/
@@ -14,7 +14,7 @@ GEM
     bcp47 (0.3.3)
       i18n
     coderay (1.1.3)
-    concurrent-ruby (1.1.8)
+    concurrent-ruby (1.1.9)
     coolline (0.5.0)
       unicode_utils (~> 1.4)
     date_time_precision (0.8.1)
@@ -39,7 +39,7 @@ GEM
     guard-test (2.0.8)
       guard-compat (~> 1.2)
       test-unit (~> 3.0)
-    i18n (1.8.9)
+    i18n (1.8.10)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.4)
     json (2.3.1)
@@ -51,9 +51,9 @@ GEM
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2021.0225)
-    mini_portile2 (2.5.0)
+    mini_portile2 (2.5.3)
     nenv (0.3.0)
-    nokogiri (1.11.2)
+    nokogiri (1.11.7)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
     nokogiri-diff (0.2.0)
@@ -131,7 +131,7 @@ DEPENDENCIES
   test-unit
 
 RUBY VERSION
-   ruby 2.7.2p137
+   ruby 2.5.6p201
 
 BUNDLED WITH
    2.1.4

fhir_models.gemspec

@@ -21,7 +21,7 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.add_dependency 'nokogiri', '>= 1.10.4'
+  spec.add_dependency 'nokogiri', '>= 1.11.4'
   spec.add_dependency 'date_time_precision', '>= 0.8'
   spec.add_dependency 'bcp47', '>= 0.3'
   spec.add_dependency 'mime-types', '>= 3.0'