Render flexible types with enhancement as enhanced in IDE (KT-25622)

Main targets for the fix is completion, parameters info, inlay hints and
override/implement.

Other IDE functions might be affected.

 #KT-24911 Fixed
 #KT-25616 Fixed
 #KT-25622 Fixed

idea/idea-completion/testData/basic/multifile/EnhancementFlexibleTypes/EnhancementFlexibleTypes.java

@@ -0,0 +1,12 @@
+import androidx.annotation.RecentlyNonNull;
+import androidx.annotation.RecentlyNullable;
+
+public class EnhancementFlexibleTypes {
+    public static void testNullable(@RecentlyNullable String string) {
+
+    }
+
+    public static void testNotNull(@RecentlyNonNull String string) {
+
+    }
+}

idea/idea-completion/testData/basic/multifile/EnhancementFlexibleTypes/EnhancementFlexibleTypes.kt

@@ -0,0 +1,6 @@
+fun temp() {
+    EnhancementFlexibleTypes.test<caret>
+}
+
+// EXIST: { lookupString: "testNotNull", tailText:"(string: String)" }
+// EXIST: { lookupString: "testNullable", tailText:"(string: String?)" }

idea/idea-completion/testData/basic/multifile/EnhancementFlexibleTypes/RecentlyNonNull.java

@@ -0,0 +1,8 @@
+package androidx.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Target;
+
+@Target({ElementType.PARAMETER, ElementType.TYPE})
+public @interface RecentlyNonNull {
+}

idea/idea-completion/testData/basic/multifile/EnhancementFlexibleTypes/RecentlyNullable.java

@@ -0,0 +1,9 @@
+package androidx.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Target;
+import java.lang.reflect.Parameter;
+
+@Target({ElementType.PARAMETER, ElementType.TYPE})
+public @interface RecentlyNullable {
+}