[FE 1.0] Introduce deprecation of inferred type variable into a declared upper bound within a builder inference call

compiler/testData/diagnostics/tests/inference/builderInference/kt47986Default.diag.txt

@@ -0,0 +1,12 @@
+/kt47986Default.kt:4:18: warning: parameter 'builderAction' is never used
+fun <K> buildFoo(builderAction: Foo<K>.() -> Unit): Foo<K> = Foo()
+                 ^
+/kt47986Default.kt:6:20: warning: parameter 'x' is never used
+fun <K> Foo<K>.bar(x: Int = 1) {}
+                   ^
+/kt47986Default.kt:9:9: warning: variable 'x' is never used
+    val x = buildFoo {
+        ^
+/kt47986Default.kt:9:13: warning: type parameter for a type argument K can't be inferred into declared upper bounds. Please provide any use-site type information. It will become an error in future releases.
+    val x = buildFoo {
+            ^