Remove minor version requirement for ddtrace

nexus_semantic_logger.gemspec

@@ -14,7 +14,7 @@ Gem::Specification.new do |spec|
   end
   spec.require_paths = ['lib']
   spec.add_dependency('amazing_print', '~> 1.4.0')
-  spec.add_dependency('ddtrace', '~> 1.9.0') # For datadog tracing/profiling.
+  spec.add_dependency('ddtrace', '~> 1.9') # For datadog tracing/profiling.
   spec.add_dependency('dogstatsd-ruby', '~> 5.4.0') # For custom application metrics.
   spec.add_dependency('google-protobuf', '~> 3.22.0')
   spec.add_dependency('net_tcp_client', '~> 2.2.0') # For TCP logging.