MINOR: [Dev] Add mapleFU as collaborator and remove inactive collaborators (#36440)

### Rationale for this change

Adding @ mapleFU as a collaborator.

### What changes are included in this PR?

Add collaborator and remove inactive collaborators.

### Are these changes tested?

Not required

### Are there any user-facing changes?

No

Authored-by: Raúl Cumplido <raulcumplido@gmail.com>
Signed-off-by: Sutou Kouhei <kou@clear-code.com>

Author: raulcd

.asf.yaml

@@ -24,8 +24,7 @@ github:
     - danepitkin
     - davisusanibar
     - felipecrv
-    - milesgranger
-    - toddfarmer
+    - mapleFU
 
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