jvm-abi-gen: Allow disabling class members sorting in abi.jar

#KT-64589

plugins/jvm-abi-gen/testData/content/preserveDeclarationOrderKeepsClassIntact/directives.txt

@@ -0,0 +1 @@
+// PRESERVE_DECLARATION_ORDER

plugins/jvm-abi-gen/testData/content/preserveDeclarationOrderKeepsClassIntact/preserveDeclarationOrder.kt

@@ -0,0 +1,11 @@
+package test
+
+class Chaos {
+    fun b() = Unit
+    fun a() = Unit
+
+    @JvmField
+    val b = Unit
+    @JvmField
+    val a = Unit
+}

plugins/jvm-abi-gen/testData/content/preserveDeclarationOrderKeepsClassIntact/signatures.txt

@@ -0,0 +1,9 @@
+@kotlin.Metadata
+public final class test/Chaos {
+    // source: 'preserveDeclarationOrder.kt'
+    public final @kotlin.jvm.JvmField @org.jetbrains.annotations.NotNull field b: kotlin.Unit
+    public final @kotlin.jvm.JvmField @org.jetbrains.annotations.NotNull field a: kotlin.Unit
+    public method <init>(): void
+    public final method b(): void
+    public final method a(): void
+}