[FIR] FirRenderer: render name for scripts

A script name is important information, so it is better to render it.
This also will fix the inconsistency with redundant space after 'SCRIPT:'.

analysis/low-level-api-fir/testData/getOrBuildFir/wholeDeclaration/function.txt

@@ -10,7 +10,7 @@ public final [ResolvedTo(BODY_RESOLVE)] fun build([ResolvedTo(BODY_RESOLVE)] act
 FIR FILE:
 FILE: [ResolvedTo(IMPORTS)] function.kts
     context(<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|)
-    SCRIPT: [ResolvedTo(TYPES)]
+    SCRIPT: [ResolvedTo(TYPES)] <script-function.kts>
         [ResolvedTo(RAW_FIR)] lval args: R|kotlin/Array<kotlin/String>|
 
         public open [ResolvedTo(STATUS)] class Builder : R|kotlin/Any| {
@@ -42,4 +42,4 @@ FILE: [ResolvedTo(IMPORTS)] function.kts
             public? [ResolvedTo(RAW_FIR)] get(): <implicit>
 
         builder#.execute#()
-        builder#.version# = String()
+        builder#.version# = String()