[Analysis API] Add more ContextCollector tests inspired by on-air tests

As the on-air analysis is obsolete, related tests are going to be
deleted. Here we add cases not yet covered by 'ContextCollector' tests.

analysis/low-level-api-fir/testData/contextCollector/localFunctionExpression.kt

@@ -0,0 +1,8 @@
+fun test() {
+    fun local(n: Int) {
+        <expr>call(n)</expr>
+    }
+    local(5)
+}
+
+fun call(obj: Any?) {}