[IDEA] Add HTML render for ambiguous callable references diagnostic

^KT-36125 Fixed

idea/testData/diagnosticMessage/callableReferenceResolutionAmbiguityHtml.kt

@@ -0,0 +1,23 @@
+// !DIAGNOSTICS_NUMBER: 1
+// !DIAGNOSTICS: CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY
+// !MESSAGE_TYPE: HTML
+
+package a.b
+
+val ref1 = take(::foo)
+
+fun take(arg: Any) {}
+
+fun <T> foo(a: kotlin.String, t: T) {
+
+}
+
+fun <T> foo(b: String, t : T) {
+
+}
+
+fun foo(i: Int) {
+
+}
+
+class String