JS: add -Xmetadata-only flag for JS common code modules (KT-33142 fixed)

compiler/testData/cli/js/jsExtraHelp.out

@@ -6,6 +6,7 @@ where advanced options include:
   -Xir-legacy-gradle-plugin-compatibility
                              Make KLIB generation compatible with legacy gradle plugin
   -Xir-produce-only={ klib, js } Type of output to produce. Overrides -meta-info argument.
+  -Xmetadata-only            Generate *.meta.js and *.kjsm files only
   -Xtyped-arrays             Translate primitive arrays to JS typed arrays
   -Xallow-kotlin-package     Allow compiling code in package 'kotlin' and allow not requiring kotlin.stdlib in module-info
   -Xallow-result-return-type Allow compiling code when `kotlin.Result` is used as a return type

compiler/testData/cli/js/moduleWithMetadataOnlyDependency.args

@@ -0,0 +1,11 @@
+$TESTDATA_DIR$/separateModules/sepModule1.kt
+-meta-info
+-Xmetadata-only
+-output
+$TEMP_DIR$/m1/m1.js
+---
+$TESTDATA_DIR$/separateModules/sepModule2.kt
+-libraries
+$TEMP_DIR$/m1
+-output
+$TEMP_DIR$/m2/m2.js

compiler/testData/cli/js/moduleWithMetadataOnlyDependency.out

@@ -0,0 +1 @@
+OK

compiler/testData/cli/js/moduleWithMetadataOnlyDependency.test

@@ -0,0 +1,5 @@
+// EXISTS: m1/m1.meta.js
+// ABSENT: m1/m1.js
+// EXISTS: m1/m1/m1/m1.kjsm
+
+// EXISTS: m2/m2.js