removed Ditto version 1.x from docs dropdown

* updated SECURITY.md to support 3.0 and 2.4

Signed-off-by: Thomas Jaeckle <thomas.jaeckle@bosch.io>

SECURITY.md

@@ -6,9 +6,9 @@ These versions of Eclipse Ditto are currently being supported with security upda
 
 | Version | Supported          |
 |---------| ------------------ |
+| 3.0.x   | :white_check_mark: |
 | 2.4.x   | :white_check_mark: |
-| 2.3.x   | :white_check_mark: |
-| < 2.3.0 | :x:                |
+| < 2.4.0 | :x:                |
 
 ## Reporting a Vulnerability
 

documentation/src/main/resources/_config.yml

@@ -126,15 +126,3 @@ docVersions:
     basePath: "2.1"
   - label: "2.0"
     basePath: "2.0"
-  - label: "1.5"
-    basePath: "1.5"
-  - label: "1.4"
-    basePath: "1.4"
-  - label: "1.3"
-    basePath: "1.3"
-  - label: "1.2"
-    basePath: "1.2"
-  - label: "1.1"
-    basePath: "1.1"
-  - label: "1.0"
-    basePath: "1.0"