Add missing ignorable_urls to rules and licenses

Signed-off-by: Philippe Ombredanne <pombredanne@nexb.com>

Author: pombredanne

src/licensedcode/data/licenses/cncf-corporate-cla-1.0.yml

@@ -7,4 +7,5 @@ homepage_url: https://github.com/cncf/cla/blob/master/corporate-cla.pdf
 spdx_license_key: LicenseRef-scancode-cncf-corporate-cla-1.0
 faq_url: https://github.com/kubernetes/community/blob/master/CLA.md
 ignorable_emails:
-    - la@cncf.io
+  - cla@cncf.io
+

src/licensedcode/data/licenses/cncf-individual-cla-1.0.yml

@@ -7,4 +7,5 @@ homepage_url: https://github.com/cncf/cla/blob/master/individual-cla.pdf
 spdx_license_key: LicenseRef-scancode-cncf-individual-cla-1.0
 faq_url: https://github.com/kubernetes/community/blob/master/CLA.md
 ignorable_emails:
-    - la@cncf.io
+  - cla@cncf.io
+

src/licensedcode/data/rules/gpl-2.0_and_patent-disclaimer_3.yml

@@ -1,2 +1,6 @@
 license_expression: gpl-2.0 AND patent-disclaimer
 is_license_notice: yes
+ignorable_urls:
+  - http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+  - http://www.sgi.com/
+