test: mark some tests flaky for now on riscv64

Signed-off-by: Stewart X Addison <sxa@ibm.com>
PR-URL: #65781
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: René <contact.9a5d6388@renegade334.me.uk>
Reviewed-By: Richard Lau <richard.lau@ibm.com>

Author: sxa

test/parallel/parallel.status

@@ -148,3 +148,12 @@ test-cluster-primary-error: PASS, FLAKY
 [$arch==loong64]
 # https://github.com/nodejs/node/issues/51662
 test-http-correct-hostname: SKIP
+
+[$arch==riscv64]
+# Snapshot test works in some environments but not others for now on RISC-V
+test-snapshot-reproducible: PASS, FLAKY
+# styletext ones are failing in jenkins but pass standalone so something
+# odd is happening to the ttys when run via java. tty issue
+# https://github.com/nodejs/build/issues/4099#issuecomment-5070947806
+test-util-styletext: PASS, FLAKY
+test-util-styletext-hex: PASS, FLAKY

test/wpt/wpt.status

@@ -19,3 +19,9 @@ prefix wpt
 [$system==freebsd]
 
 [$system==aix]
+
+[$arch==riscv64]
+# These have been failing in the CI due to ERR_WORKER_OUT_OF_MEMORY
+# https://github.com/nodejs/build/issues/4099
+test-encoding: PASS, FLAKY
+test-wasm-webapi: PASS, FLAKY