update ce docs to remove the section that's not required in doc

[git-p4: depot-paths = "//dev/coherence-ce/release/coherence-ce-v14.1.2.0/": change = 112911]

Author: chpatel3

prj/docs/about/01_overview.adoc

@@ -43,13 +43,6 @@ NOTE: Please see https://github.com/oracle/coherence/releases[here] for the late
 What is Oracle Coherence?
 --
 
-[CARD]
-.Important Changes
-[icon=fa-exclamation-circle,link=docs/about/04_important.adoc]
---
-Important changes in this release of Coherence.
---
-
 [CARD]
 .Quick Start
 [icon=fa-rocket,link=docs/about/03_quickstart.adoc]