[AA] Add symbol tests for symbols from JS klibs

Use test compiler runner to compile JS libraries. Determine compiler
by the specified TARGET_PLATFORM. Add tests for dynamic type and
JS-specific .proto extensions.

Refactor the code for mock library compilation to make the switch
between platforms more straightforward.

KTIJ-27566
KT-63217

analysis/low-level-api-fir/testData/getOrBuildFirBinary/js/jQueryExample.kt

@@ -0,0 +1,7 @@
+// DECLARATION_TYPE: org.jetbrains.kotlin.psi.KtClass
+
+@JsModule("jquery")
+@JsNonModule
+@JsName("$")
+external abstract class JQuery() {
+}