[dpdk-web] [PATCH] update 20.11.0 schedule

[Ferruh Yigit]

-rc3 hotfix release candidate added,
-rc4 (former -rc3) date changed to Friday, 13 November
as discussed in:
https://mails.dpdk.org/archives/dev/2020-November/191603.html

Signed-off-by: Ferruh Yigit <ferruh.yigit at intel.com>
---
 content/roadmap/_index.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/content/roadmap/_index.md b/content/roadmap/_index.md
index 8d6c79a..b6f8463 100644
--- a/content/roadmap/_index.md
+++ b/content/roadmap/_index.md
@@ -96,7 +96,8 @@ The last period is 1 month long and is dedicated to bug fixing.
 - Proposal deadline (RFC/v1 patches): September 11, 2020
 - API freeze (-rc1): October 16, 2020
 - PMD features freeze (-rc2): November 3, 2020
-- -rc3: November 12, 2020
+- -rc3: November 5, 2020
+- -rc4: November 13, 2020
 - Release: November 25, 2020
 
 ### Stable Releases {#stable}
-- 
2.26.2