deps: update dependency pyasn1 to v0.5.1 (#2262)

Author: renovate-bot

.kokoro/requirements.txt

@@ -343,9 +343,9 @@ protobuf==3.20.3 \
     #   gcp-releasetool
     #   google-api-core
     #   google-cloud-storage
-pyasn1==0.5.0 \
-    --hash=sha256:87a2121042a1ac9358cabcaf1d07680ff97ee6404333bacca15f76aa8ad01a57 \
-    --hash=sha256:97b7290ca68e62a832558ec3976f15cbf911bf5d7c7039d8b861c2a0ece69fde
+pyasn1==0.5.1 \
+    --hash=sha256:4439847c58d40b1d0a573d07e3856e95333f1976294494c325775aeca506eb58 \
+    --hash=sha256:6d391a96e59b23130a5cfa74d6fd7f388dbbe26cc8f1edf39fdddf08d9d6676c
     # via
     #   pyasn1-modules
     #   rsa