JS: support -Xskip-metadata-version-check for incompatible ABI libraries

Allow the compiler to read such libraries without any errors, at the
risk of crashing with an exception.

Also fix a minor bug in the diagnostic message in LibrarySourcesConfig
and in the corresponding test in KotlinJpsBuildTest

compiler/testData/compileKotlinAgainstCustomBinaries/wrongMetadataVersionJs/library/a.kt

@@ -0,0 +1,11 @@
+package a
+
+open class A {
+    class Nested
+
+    fun method() {}
+}
+
+fun foo() {}
+var bar = 42
+typealias TA = String

compiler/testData/compileKotlinAgainstCustomBinaries/wrongMetadataVersionJs/output.txt

@@ -0,0 +1,2 @@
+error: file '$TMP_DIR$/library.meta.js' was compiled with an incompatible version of Kotlin. The binary version of its metadata is 42.0.0, expected version is 1.0.0
+COMPILATION_ERROR

compiler/testData/compileKotlinAgainstCustomBinaries/wrongMetadataVersionJs/source.kt

@@ -0,0 +1,15 @@
+package usage
+
+import a.*
+
+fun baz(param: A, nested: A.Nested) {
+    val constructor = A()
+    val nested = A.Nested()
+    val methodCall = param.method()
+    val supertype = object : A() {}
+
+    val x = foo()
+    val y = bar
+    bar = 239
+    val z: TA = ""
+}