Add JDK21 to karaf releases as its what the Camel release support and not Karaf

Author: davsclaus

content/releases/karaf/release-4.8.1.md

@@ -8,5 +8,5 @@ preview: ""
 changelog: ""
 category: "camel-karaf"
 milestone: 2
-jdk: [17]
+jdk: [17,21]
 ---

content/releases/karaf/release-4.8.2.md

@@ -8,5 +8,5 @@ preview: ""
 changelog: ""
 category: "camel-karaf"
 milestone: 5
-jdk: [17]
+jdk: [17,21]
 ---

content/releases/karaf/release-4.9.0.md

@@ -8,5 +8,5 @@ preview: ""
 changelog: ""
 category: "camel-karaf"
 milestone: 4
-jdk: [17]
+jdk: [17,21]
 ---

content/releases/release-4.4.5.md

@@ -11,7 +11,7 @@ knownIssues: ""
 jiraVersionId: 12355183
 category: camel
 kind: lts
-jdk: [17, 21]
+jdk: [17,21]
 ---
 
 This release is the new Camel 4.4.5 LTS patch release.

content/releases/release-4.8.3.md

@@ -11,7 +11,7 @@ knownIssues: ""
 jiraVersionId: 12355314
 category: camel
 kind: lts
-jdk: [17, 21]
+jdk: [17,21]
 ---
 
 This release is the new Camel 4.8.3 release.