Sort list of declarations suggested for auto-import by proximity

#KT-2050 Fixed

idea/testData/quickfix/autoImports/sameModuleImportPriority.after.kt

@@ -0,0 +1,10 @@
+// "Import" "true"
+// ERROR: Unresolved reference: Delegates
+// WITH_RUNTIME
+package testing
+
+import some.Delegates
+
+fun foo() {
+    val d = <caret>Delegates()
+}

idea/testData/quickfix/autoImports/sameModuleImportPriority.before.Main.kt

@@ -0,0 +1,8 @@
+// "Import" "true"
+// ERROR: Unresolved reference: Delegates
+// WITH_RUNTIME
+package testing
+
+fun foo() {
+    val d = <caret>Delegates()
+}

idea/testData/quickfix/autoImports/sameModuleImportPriority.before.data.Sample.kt

@@ -0,0 +1,5 @@
+package some
+
+public class Delegates {
+
+}