cutadapt: add linux-aarch64 build (bioconda#46424)

Signed-off-by: Martin Tzvetanov Grigorov <mgrigorov@apache.org>

recipes/cutadapt/meta.yaml

@@ -9,7 +9,7 @@ source:
   sha256: 8738a35b363eaf615665a4e7d1b4beb385cd93fb7ffdcf82cd4ab6457acc879b
 
 build:
-  number: 0
+  number: 1
   script: "{{ PYTHON }} -m pip install . --no-deps --no-build-isolation -vvv"
   skip: True  # [py < 38]
   run_exports:
@@ -43,6 +43,8 @@ about:
   summary: Trim adapters from high-throughput sequencing reads
 
 extra:
+  additional-platforms:
+    - linux-aarch64
   recipe-maintainers:
     - marcelm
   identifiers: