[rubygems/rubygems] Fix `bundle outdated --strict`

It should be an alias of `--filter-strict`.

`--update-strict` is essentially a dummy option with no special behavior
associated and should be deprecated.

https://github.com/rubygems/rubygems/commit/ec1e5d83c8

lib/bundler/cli.rb

@@ -401,9 +401,9 @@ module Bundler
       "Do not attempt to fetch gems remotely and use the gem cache instead"
     method_option "pre", :type => :boolean, :banner => "Check for newer pre-release gems"
     method_option "source", :type => :array, :banner => "Check against a specific source"
-    method_option "filter-strict", :type => :boolean, :banner =>
+    method_option "filter-strict", :type => :boolean, :aliases => "--strict", :banner =>
       "Only list newer versions allowed by your Gemfile requirements"
-    method_option "strict", :type => :boolean, :aliases => "--update-strict", :banner =>
+    method_option "update-strict", :type => :boolean, :banner =>
       "Strict conservative resolution, do not allow any gem to be updated past latest --patch | --minor | --major"
     method_option "minor", :type => :boolean, :banner => "Prefer updating only to next minor version"
     method_option "major", :type => :boolean, :banner => "Prefer updating to next major version (default)"

spec/bundler/commands/outdated_spec.rb

@@ -604,6 +604,22 @@ RSpec.describe "bundle outdated" do
       expect(out).to end_with(expected_output)
     end
 
+    it "only reports gems that have a newer version that matches the specified dependency version requirements, using --strict alias" do
+      update_repo2 do
+        build_gem "activesupport", "3.0"
+        build_gem "weakling", "0.0.5"
+      end
+
+      bundle :outdated, :strict => true, :raise_on_error => false
+
+      expected_output = <<~TABLE.strip
+        Gem       Current  Latest  Requested  Groups
+        weakling  0.0.3    0.0.5   ~> 0.0.1   default
+      TABLE
+
+      expect(out).to end_with(expected_output)
+    end
+
     it "doesn't crash when some deps unused on the current platform" do
       install_gemfile <<-G
         source "#{file_uri_for(gem_repo2)}"