FIR: resolve function type parameters

compiler/testData/fir/resolve/genericFunctions.kt

@@ -0,0 +1,7 @@
+interface Any
+
+inline fun <reified T : Any> Any.safeAs(): T? = this as? T
+
+abstract class Summator {
+    abstract fun <T> plus(first: T, second: T): T
+}

compiler/testData/fir/resolve/genericFunctions.txt

@@ -0,0 +1,10 @@
+FILE: genericFunctions.kt
+    (resolved) public? abstract interface Any() {
+    }
+    <reified T : Any> public? final? inline function safeAsR/Any/.(): R/T/ {
+        STUB
+    }
+    (resolved) public? abstract class Summator() {
+        <T> public? abstract function plus(first: R/T/, second: R/T/): R/T/
+
+    }