FIR IDE: Add tests for resolving from nested types references

Some of those tests are failing in the FIR IDE

idea/testData/resolve/references/nestedTypes/ResolveCompanionInCompanionType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        companion object
+    }
+}
+
+fun test(param: foo.bar.baz.AA.BB.<caret>Companion) {}
+
+// REF: companion object of (in foo.bar.baz.AA).BB

idea/testData/resolve/references/nestedTypes/ResolveEndOfPackageInType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        class CC
+    }
+}
+
+fun test(param: foo.bar.<caret>baz.AA.BB.CC) {}
+
+// REF: baz

idea/testData/resolve/references/nestedTypes/ResolveMiddleOfPackageInType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        class CC
+    }
+}
+
+fun test(param: foo.<caret>bar.baz.AA.BB.CC) {}
+
+// REF: bar

idea/testData/resolve/references/nestedTypes/ResolveStartOfPackageInType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        class CC
+    }
+}
+
+fun test(param: <caret>foo.bar.baz.AA.BB.CC) {}
+
+// REF: foo

idea/testData/resolve/references/nestedTypes/ResolveTypeInTheEndOfType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        class CC
+    }
+}
+
+fun test(param: foo.bar.baz.AA.BB.<caret>CC) {}
+
+// REF: (in foo.bar.baz.AA.BB).CC

idea/testData/resolve/references/nestedTypes/ResolveTypeInTheMiddleOfCompanionType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        companion object
+    }
+}
+
+fun test(param: foo.bar.baz.AA.<caret>BB.Companion) {}
+
+// REF: (in foo.bar.baz.AA).BB

idea/testData/resolve/references/nestedTypes/ResolveTypeInTheMiddleOfType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        class CC
+    }
+}
+
+fun test(param: foo.bar.baz.AA.<caret>BB.CC) {}
+
+// REF: (in foo.bar.baz.AA).BB

idea/testData/resolve/references/nestedTypes/ResolveTypeInTheStartOfCompanionType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        companion object
+    }
+}
+
+fun test(param: foo.bar.baz.<caret>AA.BB.Companion) {}
+
+// REF: (foo.bar.baz).AA

idea/testData/resolve/references/nestedTypes/ResolveTypeInTheStartOfType.kt

@@ -0,0 +1,11 @@
+package foo.bar.baz
+
+class AA {
+    class BB {
+        class CC
+    }
+}
+
+fun test(param: foo.bar.baz.<caret>AA.BB.CC) {}
+
+// REF: (foo.bar.baz).AA