Revert "Create casemanager-panel.yaml"

This reverts commit 5c2b2bce23.

exposed-panels/casemanager-panel.yaml

@@ -1,24 +0,0 @@
-id: casemanager-panel
-
-info:
-  name: CaseManager Panel
-  author: ffffffff0x
-  severity: info
-  metadata:
-    fofa-query: title="CaseManager"
-  tags: casemanager,panel
-
-requests:
-  - method: GET
-    path:
-      - "{{BaseURL}}/login"
-
-    matchers-condition: and
-    matchers:
-      - type: word
-        words:
-          - "<title>CaseManager</title>"
-
-      - type: status
-        status:
-          - 200