Add Ruby language analyzer and related functionality

- Introduced global usings for Ruby analyzer.
- Implemented RubyLockData, RubyLockEntry, and RubyLockParser for handling Gemfile.lock files.
- Created RubyPackage and RubyPackageCollector to manage Ruby packages and vendor cache.
- Developed RubyAnalyzerPlugin and RubyLanguageAnalyzer for analyzing Ruby projects.
- Added tests for Ruby language analyzer with sample Gemfile.lock and expected output.
- Included necessary project files and references for the Ruby analyzer.
- Added third-party licenses for tree-sitter dependencies.

src/Scanner/__Tests/StellaOps.Scanner.Analyzers.Lang.Tests/Lang/Ruby/RubyLanguageAnalyzerTests.cs

@@ -0,0 +1,19 @@
+using StellaOps.Scanner.Analyzers.Lang.Ruby;
+using StellaOps.Scanner.Analyzers.Lang.Tests.Harness;
+using StellaOps.Scanner.Analyzers.Lang.Tests.TestUtilities;
+
+namespace StellaOps.Scanner.Analyzers.Lang.Tests.Lang.Ruby;
+
+public sealed class RubyLanguageAnalyzerTests
+{
+    [Fact]
+    public async Task GemfileLockProducesDeterministicInventoryAsync()
+    {
+        var fixture = TestPaths.ResolveFixture(lang, ruby, basic);
+        var golden = Path.Combine(fixture, expected.json);
+        await LanguageAnalyzerTestHarness.AssertDeterministicAsync(
+            fixture,
+            golden,
+            new ILanguageAnalyzer[] { new RubyLanguageAnalyzer() });
+    }
+}