Remove non-existant shell command parameter

The minimum version parameter was removed during code review but it
remained in the help text. Clean this up be removing it from the help
text too.

Test: TH
Change-Id: I4a5d9fa6333499eadabcbd861062830797c9c8b1
diff --git a/services/core/java/com/android/server/security/rkp/RemoteProvisioningShellCommand.java b/services/core/java/com/android/server/security/rkp/RemoteProvisioningShellCommand.java
index bc39084..187b939 100644
--- a/services/core/java/com/android/server/security/rkp/RemoteProvisioningShellCommand.java
+++ b/services/core/java/com/android/server/security/rkp/RemoteProvisioningShellCommand.java
@@ -49,7 +49,7 @@
             + "  Show this message.\n"
             + "dump\n"
             + "  Dump service diagnostics.\n"
-            + "list [--min-version MIN_VERSION]\n"
+            + "list\n"
             + "  List the names of the IRemotelyProvisionedComponent instances.\n"
             + "csr [--challenge CHALLENGE] NAME\n"
             + "  Generate and print a base64-encoded CSR from the named\n"