[K/N] Deprecate SharedImmutable annotation #KT-57837

As a part of efforts to stabilize Native stdlib.

kotlin-native/backend.native/tests/codegen/initializers/workers1.kt

@@ -14,7 +14,6 @@ import kotlin.native.concurrent.*
 
 class Z(val x: Int)
 
-@SharedImmutable
 val z1 = Z(42)
 
 val z2 = Z(x.s.length)

kotlin-native/backend.native/tests/runtime/concurrent/worker_bound_reference0.kt

@@ -9,7 +9,6 @@ package runtime.concurrent.worker_bound_reference0
 import kotlin.test.*
 
 import kotlin.native.concurrent.*
-import kotlin.native.concurrent.SharedImmutable
 import kotlin.native.*
 import kotlin.native.ref.WeakReference
 import kotlin.native.runtime.GC
@@ -17,7 +16,6 @@ import kotlin.text.Regex
 
 class A(var a: Int)
 
-@SharedImmutable
 val global1: WorkerBoundReference<A> = WorkerBoundReference(A(3))
 
 @Test
@@ -36,7 +34,6 @@ fun testGlobal() {
     worker.requestTermination().result
 }
 
-@SharedImmutable
 val global2: WorkerBoundReference<A> = WorkerBoundReference(A(3))
 
 @Test
@@ -67,7 +64,6 @@ fun testGlobalAccessOnWorker() {
     worker.requestTermination().result
 }
 
-@SharedImmutable
 val global3: WorkerBoundReference<A> = WorkerBoundReference(A(3).freeze())
 
 @Test
@@ -85,7 +81,6 @@ fun testGlobalAccessOnWorkerFrozenInitially() {
     worker.requestTermination().result
 }
 
-@SharedImmutable
 val global4: WorkerBoundReference<A> = WorkerBoundReference(A(3))
 
 @Test
@@ -103,7 +98,6 @@ fun testGlobalAccessOnWorkerFrozenBeforePassing() {
     worker.requestTermination().result
 }
 
-@SharedImmutable
 val global5: WorkerBoundReference<A> = WorkerBoundReference(A(3))
 
 @Test
@@ -131,7 +125,6 @@ fun testGlobalAccessOnWorkerFrozenBeforeAccess() {
     worker.requestTermination().result
 }
 
-@SharedImmutable
 val global6: WorkerBoundReference<A> = WorkerBoundReference(A(3))
 
 @Test
@@ -159,7 +152,6 @@ fun testGlobalModification() {
     worker.requestTermination().result
 }
 
-@SharedImmutable
 val global7: WorkerBoundReference<A> = WorkerBoundReference(A(3))
 
 @Test

kotlin-native/backend.native/tests/runtime/workers/worker10.kt

@@ -19,7 +19,6 @@ var topStringVar = "string"
 val topSharedStringWithGetter: String
         get() = "top"
 val topData = Data(42)
-@SharedImmutable
 val topSharedData = Data(43)
 
 @Test fun runTest1() {
@@ -88,7 +87,6 @@ val topSharedData = Data(43)
 }
 
 val atomicRef = AtomicReference<Any?>(Any().freeze())
-@SharedImmutable
 val stableRef = StableRef.create(Any().freeze())
 val semaphore = AtomicInt(0)
 

kotlin-native/backend.native/tests/runtime/workers/worker11.kt

@@ -51,7 +51,6 @@ fun initJobs(count: Int) = Array<Job?>(count) { i -> Job(i, i * 2, i)}
 
 val COUNT = 2
 
-@SharedImmutable
 val counters = Array(COUNT) { AtomicInt(0) }
 
 @Test fun runTest1() {

kotlin-native/backend.native/tests/stdlib_external/text/StringEncodingTestNative.kt

@@ -7,8 +7,6 @@
 package test.text
 
 
-@SharedImmutable
 internal actual val surrogateCodePointDecoding: String = "\uFFFD".repeat(3)
 
-@SharedImmutable
 internal actual val surrogateCharEncoding: ByteArray = byteArrayOf(0xEF.toByte(), 0xBF.toByte(), 0xBD.toByte())

kotlin-native/backend.native/tests/stdlib_external/text/_IsCaseIgnorableTest.kt

@@ -12,7 +12,6 @@ package test.text
 
 import kotlin.test.*
 
-@SharedImmutable
 private val caseIgnorableRanges = arrayOf<IntRange>(
     0x0027..0x0027,
     0x002e..0x002e,

kotlin-native/backend.native/tests/stdlib_external/text/_IsCasedTest.kt

@@ -12,7 +12,6 @@ package test.text
 
 import kotlin.test.*
 
-@SharedImmutable
 private val casedRanges = arrayOf<IntRange>(
     0x0041..0x005a,
     0x0061..0x007a,