Update event_stream_parser requirement from >= 0.3.0, < 1.0.0 to >= 0.3.0, < 2.0.0

Updates the requirements on [event_stream_parser](https://github.com/Shopify/event_stream_parser) to permit the latest version.
- [Changelog](https://github.com/Shopify/event_stream_parser/blob/main/CHANGELOG.md)
- [Commits](Shopify/event_stream_parser@v0.3.0...v1.0.0)

---
updated-dependencies:
- dependency-name: event_stream_parser
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Gemfile.lock

@@ -2,7 +2,7 @@ PATH
   remote: .
   specs:
     ruby-openai (6.2.0)
-      event_stream_parser (>= 0.3.0, < 1.0.0)
+      event_stream_parser (>= 0.3.0, < 2.0.0)
       faraday (>= 1)
       faraday-multipart (>= 1)
 
@@ -18,7 +18,7 @@ GEM
       rexml
     diff-lcs (1.5.0)
     dotenv (2.8.1)
-    event_stream_parser (0.3.0)
+    event_stream_parser (1.0.0)
     faraday (2.7.11)
       base64
       faraday-net_http (>= 2.0, < 3.1)

ruby-openai.gemspec

@@ -25,7 +25,7 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "event_stream_parser", ">= 0.3.0", "< 1.0.0"
+  spec.add_dependency "event_stream_parser", ">= 0.3.0", "< 2.0.0"
   spec.add_dependency "faraday", ">= 1"
   spec.add_dependency "faraday-multipart", ">= 1"
 end