Fix code review remarks

Author: comandeo-mongo

lib/mongo/operation/shared/executable.rb

@@ -107,7 +107,11 @@ def get_result(connection, context, options = {})
         message = build_message(connection, context)
         connection.tracer.trace_command(message, context, connection) do
           result = result_class.new(*dispatch_message(message, connection, context, options), context: context, connection: connection)
-          yield result
+          if block_given?
+            yield result
+          else
+            result
+          end
         end
       end
 

lib/mongo/tracing.rb

@@ -19,10 +19,10 @@ module Mongo
   module Tracing
     # Creates a new OpenTelemetry tracer for instrumenting MongoDB operations.
     #
-    # @param enabled [Boolean, nil] Whether tracing is enabled. Defautl to nil, which
+    # @param enabled [Boolean, nil] Whether tracing is enabled. Default to nil, which
     #   means it will check the environment variable OTEL_RUBY_INSTRUMENTATION_MONGODB_ENABLED.
     #   See +Mongo::Tracing::OpenTelemetry::Tracer+ for details.
-    # @param query_text_max_length [Integer, nil] Maximum length for captured query text. Defaults to nil,
+    # @param query_text_max_length [Integer, nil] Maximum length for captured query text. Default to nil,
     #   which means it will check the environment variable OTEL_RUBY_INSTRUMENTATION_MONGODB_QUERY_TEXT_MAX_LENGTH.
     #   See +Mongo::Tracing::OpenTelemetry::Tracer+ for details.
     # @param otel_tracer [OpenTelemetry::Trace::Tracer, nil] Custom OpenTelemetry tracer instance.

lib/mongo/tracing/open_telemetry/tracer.rb

@@ -58,7 +58,7 @@ def initialize(enabled: nil, query_text_max_length: nil, otel_tracer: nil)
 
         # Whether OpenTelemetry is enabled or not.
         #
-        # # @return [Boolean] true if OpenTelemetry is enabled, false otherwise.
+        # @return [Boolean] true if OpenTelemetry is enabled, false otherwise.
         def enabled?
           @enabled
         end