test: remove test-crypto-keygen flaky designation

Refs: nodejs#41206 (comment)

Author: lpinca

test/parallel/parallel.status

@@ -7,8 +7,6 @@ prefix parallel
 [true] # This section applies to all platforms
 
 [$system==win32]
-# https://github.com/nodejs/node/issues/41206
-test-crypto-keygen: PASS,FLAKY
 # https://github.com/nodejs/node/issues/41201
 test-fs-rmdir-recursive: PASS, FLAKY
 # https://github.com/nodejs/node/issues/49985