Remove announcement for KubeCon + CloudNativeCon EU 2020

This reverts commit 988f55f999.

config.toml

@@ -130,7 +130,7 @@ githubWebsiteRaw = "raw.githubusercontent.com/kubernetes/website"
 # param for displaying an announcement block on every page.
 # See /i18n/en.toml for message text and title.
 announcement = true
-announcement_bg = "#3f0374" #choose a dark color – text is white
+announcement_bg = "#000000" #choose a dark color – text is white
 
 #Searching
 k8s_search = true

i18n/en.toml

@@ -1,10 +1,10 @@
 # i18n strings for the English (main) site.
 # NOTE: Please keep the entries in alphabetical order when editing
 [announcement_title]
-other = "<img src=\"images/kubecon_ad_eu_2020.png\" style=\"float: right; height: 80px;\" /><a href=\"https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/?utm_source=kuberntes.io&utm_medium=search&utm_campaign=KC_CNC_Virtual\">KubeCon + CloudNativeCon EU 2020</a> <em>virtual</em>."
+other = "Black lives matter."
 
 [announcement_message]
-other = "4 days of incredible opportunities to collaborate, learn + share with the entire community!<br />August 17 – 20 2020."
+other = "We stand in solidarity with the Black community.<br/>Racism is unacceptable.<br/> It conflicts with the [core values of the Kubernetes project](https://git.k8s.io/community/values.md) and our community does not tolerate it."
 
 [caution]
 other = "Caution:"