[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As the on-air analysis is obsolete, related tests are going to be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/classProperty.copy.txt

@@ -0,0 +1,31 @@
+Tower Data Context:
+    Element 0
+        Scope: FirDefaultStarImportingScope
+    Element 1
+        Scope: FirExplicitStarImportingScope
+    Element 2
+        Scope: FirDefaultSimpleImportingScope
+    Element 3
+        Scope: FirDefaultSimpleImportingScope
+    Element 4
+        Scope: FirPackageMemberScope
+    Element 5
+        Scope: FirExplicitSimpleImportingScope
+    Element 6
+        Implicit receiver:
+            FirRegularClassSymbol public final class Foo : R|kotlin/Any|
+                Type: Foo
+
+FILE: [ResolvedTo(IMPORTS)] classProperty.kt
+    public final? [ResolvedTo(RAW_FIR)] class Foo : R|kotlin/Any| {
+        public? [ResolvedTo(RAW_FIR)] constructor(): R|Foo| {
+            LAZY_super<R|kotlin/Any|>
+        }
+
+        public? final? [ResolvedTo(RAW_FIR)] val x: <implicit> = LAZY_EXPRESSION
+            public? [ResolvedTo(RAW_FIR)] get(): <implicit>
+
+        public final [ResolvedTo(BODY_RESOLVE)] val y: R|kotlin/Int| = this@R|/Foo|.R|/Foo.x|
+            public [ResolvedTo(BODY_RESOLVE)] get(): R|kotlin/Int|
+
+    }