FIR: resolve conflicts between overloads with platform integer types

compiler/fir/analysis-tests/testData/resolve/arguments/integerOverloads.fir.txt

@@ -0,0 +1,21 @@
+FILE: x.kt
+    public final fun f(x: R|kotlin/Byte|): R|kotlin/Unit| {
+    }
+    public final fun f(x: R|kotlin/Int|): R|kotlin/Unit| {
+    }
+    public final fun f(x: R|kotlin/Long|): R|kotlin/Unit| {
+    }
+    public final fun g(x: R|kotlin/Byte?|): R|kotlin/Unit| {
+    }
+    public final fun g(x: R|kotlin/Int?|): R|kotlin/Unit| {
+    }
+    public final fun g(x: R|kotlin/Long?|): R|kotlin/Unit| {
+    }
+    public final fun main(): R|kotlin/Unit| {
+        Q|J|.R|/J.f|(Int(123))
+        Q|J|.R|/J.f|(Long(123123123123))
+        R|/f|(Int(123))
+        R|/f|(Long(123123123123))
+        R|/g|(Int(123))
+        R|/g|(Long(123123123123))
+    }

compiler/fir/analysis-tests/testData/resolve/arguments/integerOverloads.kt

@@ -0,0 +1,24 @@
+// FILE: J.java
+public class J {
+    public static fun f(Byte x) {}
+    public static fun f(Integer x) {}
+    public static fun f(Long x) {}
+}
+
+// FILE: x.kt
+fun f(x: Byte) {}
+fun f(x: Int) {}
+fun f(x: Long) {}
+
+fun g(x: Byte?) {}
+fun g(x: Int?) {}
+fun g(x: Long?) {}
+
+fun main() {
+    J.f(123)
+    J.f(123123123123)
+    f(123)
+    f(123123123123)
+    g(123)
+    g(123123123123)
+}