[JavaVirtualMachine] Change the default for ignoreUnrecognized parameter

The `ignoreUnrecognized` parameter to `JavaVirtualMachine.shared()` tells
the JVM not to complain about options it doesn't recognize, which tends
to mask usage errors. Change the default from `true` to `false`.

Author: DougGregor

Sources/JavaKitVM/JavaVirtualMachine.swift

@@ -45,7 +45,7 @@ public final class JavaVirtualMachine: @unchecked Sendable {
   private init(
     classPath: [String] = [],
     vmOptions: [String] = [],
-    ignoreUnrecognized: Bool = true
+    ignoreUnrecognized: Bool = false
   ) throws {
     var jvm: JavaVMPointer? = nil
     var environment: UnsafeMutableRawPointer? = nil
@@ -176,7 +176,7 @@ extension JavaVirtualMachine {
   public static func shared(
     classPath: [String] = [],
     vmOptions: [String] = [],
-    ignoreUnrecognized: Bool = true
+    ignoreUnrecognized: Bool = false
   ) throws -> JavaVirtualMachine {
     try sharedJVM.withLock { (sharedJVMPointer: inout JavaVirtualMachine?) in
       // If we already have a JavaVirtualMachine instance, return it.