Remove BladePipe due to broken links (apache#14033)

It looks like the website of BladePipe is unreachable. Let's remove
it for now, and we can add it again when the website and images
are fixed.

Author: Fokko

site/docs/integrations/bladepipe.md

@@ -56,7 +56,6 @@ plugins:
   - redirects:
       redirect_maps:
         'docs/nightly/amoro.md': 'integrations/amoro.md'
-        'docs/nightly/bladepipe.md': 'integrations/bladepipe.md'
         'docs/nightly/daft.md': 'integrations/daft.md'
         'docs/nightly/risingwave.md': 'integrations/risingwave.md'
 

site/mkdocs.yml

@@ -63,7 +63,6 @@ nav:
         - Apache Amoro: integrations/amoro.md
         - Apache Doris: https://doris.apache.org/docs/dev/lakehouse/catalogs/iceberg-catalog
         - Apache Druid: https://druid.apache.org/docs/latest/development/extensions-contrib/iceberg/
-        - BladePipe: integrations/bladepipe.md
         - ClickHouse: https://clickhouse.com/docs/en/engines/table-engines/integrations/iceberg
         - Daft: integrations/daft.md
         - Databend: https://docs.databend.com/guides/access-data-lake/iceberg