[FIR] add RawFirBuilder test for script

^KT-60728
^KT-60519

compiler/fir/raw-fir/psi2fir/testData/rawBuilder/declarations/script.kts

@@ -0,0 +1,36 @@
+class Builder {
+    var version: String = ""
+
+    fun execute() {
+        println(version)
+    }
+
+    class Nested {
+        fun foo() {}
+        fun boo() {}
+    }
+}
+
+fun build(action: Builder.() -> Unit) = Builder().apply(action)
+fun build2(action: Builder.() -> Unit): Builder = Builder().apply(action)
+
+build {
+    version = "123"
+    class A {
+        fun doo() {
+
+        }
+    }
+
+    execute()
+}
+
+version += 123
+
+val builder = build {
+    version = "321"
+}
+
+println()
+builder.version = ""
+builder.execute()

compiler/fir/raw-fir/psi2fir/testData/rawBuilder/declarations/script.lazyBodies.txt

@@ -0,0 +1,39 @@
+FILE: script.kts
+    SCRIPT:
+
+        public? final? class Builder : R|kotlin/Any| {
+            public? constructor(): R|Builder| {
+                LAZY_super<R|kotlin/Any|>
+            }
+
+            public? final? var version: String = LAZY_EXPRESSION
+                public? get(): String
+                public? set(value: String): R|kotlin/Unit|
+
+            public? final? fun execute(): R|kotlin/Unit| { LAZY_BLOCK }
+
+            public? final? class Nested : R|kotlin/Any| {
+                public? constructor(): R|Builder.Nested| {
+                    LAZY_super<R|kotlin/Any|>
+                }
+
+                public? final? fun foo(): R|kotlin/Unit| { LAZY_BLOCK }
+
+                public? final? fun boo(): R|kotlin/Unit| { LAZY_BLOCK }
+
+            }
+
+        }
+
+        public? final? fun build(action: ( Builder.() -> Unit )): <implicit> { LAZY_BLOCK }
+
+        public? final? fun build2(action: ( Builder.() -> Unit )): Builder { LAZY_BLOCK }
+
+        build#(<L> = LAZY_EXPRESSION)
+        +=(version#, IntegerLiteral(123))
+        public? final? val builder: <implicit> = LAZY_EXPRESSION
+            public? get(): <implicit>
+
+        println#()
+        builder#.version# = String()
+        builder#.execute#()

compiler/fir/raw-fir/psi2fir/testData/rawBuilder/declarations/script.txt

@@ -0,0 +1,64 @@
+FILE: script.kts
+    SCRIPT:
+
+        public? final? class Builder : R|kotlin/Any| {
+            public? [ContainingClassKey=Builder] constructor(): R|Builder| {
+                super<R|kotlin/Any|>()
+            }
+
+            public? final? var version: String = String()
+                public? [ContainingClassKey=Builder] get(): String
+                public? [ContainingClassKey=Builder] set(value: String): R|kotlin/Unit|
+
+            public? final? fun execute(): R|kotlin/Unit| {
+                println#(version#)
+            }
+
+            public? final? class Nested : R|kotlin/Any| {
+                public? [ContainingClassKey=Nested] constructor(): R|Builder.Nested| {
+                    super<R|kotlin/Any|>()
+                }
+
+                public? final? fun foo(): R|kotlin/Unit| {
+                }
+
+                public? final? fun boo(): R|kotlin/Unit| {
+                }
+
+            }
+
+        }
+
+        public? final? fun build(action: ( Builder.() -> Unit )): <implicit> {
+            ^build Builder#().apply#(action#)
+        }
+
+        public? final? fun build2(action: ( Builder.() -> Unit )): Builder {
+            ^build2 Builder#().apply#(action#)
+        }
+
+        build#(<L> = build@fun <implicit>.<anonymous>(): <implicit> <inline=Unknown>  {
+            version# = String(123)
+            local final? class A : R|kotlin/Any| {
+                public? [ContainingClassKey=A] constructor(): R|A| {
+                    super<R|kotlin/Any|>()
+                }
+
+                public? final? fun doo(): R|kotlin/Unit| {
+                }
+
+            }
+
+            execute#()
+        }
+        )
+        +=(version#, IntegerLiteral(123))
+        public? final? val builder: <implicit> = build#(<L> = build@fun <implicit>.<anonymous>(): <implicit> <inline=Unknown>  {
+            version# = String(321)
+        }
+        )
+            public? get(): <implicit>
+
+        println#()
+        builder#.version# = String()
+        builder#.execute#()