FIR IDE: Add quickfix for INAPPLICABLE_LATEINIT_MODIFIER.

Also changed FE1.0 checker and all related fix factories to report error
on the declaration instead of the lateinit modifier. This is consistent
with the direction of all checkers in FIR (no reporting on modifiers).

idea/testData/checker/diagnosticsMessage/lateinitOfATypeWithNullableUpperBound.kt

@@ -1,3 +1,5 @@
+// FIR_COMPARISON
+
 class C<V>() {
     <error descr="[INAPPLICABLE_LATEINIT_MODIFIER] 'lateinit' modifier is not allowed on properties of a type with nullable upper bound">lateinit</error> var item: V
 }

idea/testData/quickfix/lateinit/val.kt

@@ -2,4 +2,5 @@
 
 class A() {
     <caret>lateinit val foo: String
-}
+}
+/* FIR_COMPARISON */

idea/testData/quickfix/lateinit/val.kt.after

@@ -2,4 +2,5 @@
 
 class A() {
     <caret>lateinit var foo: String
-}
+}
+/* FIR_COMPARISON */