test: skip test-watch-mode-inspect on arm

Refs: #49933

- SKIP instead of mark FLAKY as tests seems to fail
  builds through left over processe

Signed-off-by: Michael Dawson <midawson@redhat.com>
PR-URL: #51210
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

test/sequential/sequential.status

@@ -41,7 +41,7 @@ test-tls-securepair-client: PASS, FLAKY
 
 [$arch==arm]
 # https://github.com/nodejs/node/issues/49933
-test-watch-mode-inspect: PASS, FLAKY
+test-watch-mode-inspect: SKIP
 
 [$arch==s390x]
 # https://github.com/nodejs/node/issues/41286