chore: update swift nio dependency for dependabot alert

[thisisabhash]

Issue #, if available:
https://github.com/aws-amplify/aws-appsync-apollo-extensions-swift/security/dependabot/6
https://github.com/aws-amplify/aws-appsync-apollo-extensions-swift/security/dependabot/5
https://github.com/aws-amplify/aws-appsync-apollo-extensions-swift/security/dependabot/3
https://github.com/aws-amplify/aws-appsync-apollo-extensions-swift/security/dependabot/4
https://github.com/aws-amplify/aws-appsync-apollo-extensions-swift/security/dependabot/2

Description of changes:

Summary

• Update amplify-swift dependency from 2.53.2 to 2.58.3 in the integration test app
• Resolve 5 open Dependabot security alerts by upgrading transitive SwiftNIO dependencies to patched versions

Security Fixes

Alert	Package	Vulnerability	Severity	Old Version	Fixed Version
#6	swift-nio	HTTPDecoder accepts unbounded HTTP/1 header blocks (DoS)	Moderate	2.93.0	2.101.0
#3	swift-nio	Out-of-bounds write via ByteBuffer index/length UInt32 overflow	Moderate	2.93.0	2.101.0
#2	swift-nio	CRLF Injection in outbound HTTP request URI	Moderate	2.93.0	2.101.0
#4	swift-nio-extras	NIOHTTPRequestDecompressor ratio limit bypass via inflated Content-Length	Moderate	1.32.0	1.34.1
#5	swift-nio-http2	HTTP/2-to-HTTP/1 Request Smuggling via unvalidated :path pseudo-header	Moderate	1.39.0	1.44.0

Changes

• project.pbxproj — Bump amplify-swift minimum version constraint from 2.53.2 to 2.58.3
• Package.resolved — Re-resolve all dependency pins with patched versions of swift-nio (2.101.0), swift-nio-extras (1.34.1), and swift-nio-http2 (1.44.0)

Test plan

• xcodebuild -resolvePackageDependencies succeeds
• xcodebuild build compiles cleanly on iOS Simulator
• Integration tests pass in CI

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