[FIR] Add SYNCHRONIZED_* diagnostics

compiler/testData/diagnostics/testsWithStdLib/annotations/Synchronized.fir.kt

@@ -1,31 +0,0 @@
-import kotlin.jvm.Synchronized
-
-interface My {
-    @Synchronized fun foo()
-
-    @Synchronized fun bar() = 1
-
-    @Synchronized fun baz(): String {
-        return "abc"
-    }
-
-    var v: String
-        @Synchronized get() = ""
-        @Synchronized set(value) {}
-}
-
-abstract class Your {
-    @Synchronized abstract fun foo()
-
-    @Synchronized fun bar() = 1
-
-    @Synchronized open fun baz(): String {
-        return "xyz"
-    }
-
-    var v: String
-        @Synchronized get() = ""
-        @Synchronized set(value) {}
-}
-
-@Synchronized fun gav() = 1

compiler/testData/diagnostics/testsWithStdLib/annotations/Synchronized.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 import kotlin.jvm.Synchronized
 
 interface My {

compiler/testData/diagnostics/testsWithStdLib/inline/synchronizedOnInline.fir.kt

@@ -1,16 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-@Synchronized
-inline fun foo(f: () -> Unit): Unit = f()
-
-var bar: String
-    @Synchronized
-    inline get() = ""
-    @Synchronized
-    inline set(value) {}
-
-inline var baz: String
-    @Synchronized
-    get() = ""
-    @Synchronized
-    set(value) {}

compiler/testData/diagnostics/testsWithStdLib/inline/synchronizedOnInline.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER
 
 <!SYNCHRONIZED_ON_INLINE!>@Synchronized<!>