Fix table comment dumping

Follow up to #26735.

If `table_options` returns `{ comment: nil }`, `create_table` line is
broken.

Example:

```ruby
  create_table "accounts", force: :cascade,  do |t|
```

2 files changed, 4 insertions, 2 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
index 29a77580f5..83310233f0 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
@@ -239,7 +239,9 @@ module ActiveRecord
         end
 
         def table_options(table_name) # :nodoc:
-          { comment: table_comment(table_name) }
+          if comment = table_comment(table_name)
+            { comment: comment }
+          end
         end
 
         # Returns a comment stored in database for given table
diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb
index a1d7e3ef24..6f24e6d182 100644
--- a/activerecord/lib/active_record/schema_dumper.rb
+++ b/activerecord/lib/active_record/schema_dumper.rb
@@ -229,7 +229,7 @@ HEADER
       end
 
       def format_options(options)
-        options.map { |key, value| "#{key}: #{value.inspect}" if value }.compact.join(", ")
+        options.map { |key, value| "#{key}: #{value.inspect}" }.join(", ")
       end
 
       def remove_prefix_and_suffix(table)