[FIR] Desugar increment/decrement in body resolve phase

The expression needs to be resolved first to determine if there is a
receiver that needs to be extracted to a temporary variable. Also, the
special case for prefix increment/decrement on local variable without
delegates requires resolution to check if the variable is local.

^KT-56771 Fixed
^KT-56659 Fixed

compiler/testData/diagnostics/tests/incrementDecrementOnObject.fir.kt

@@ -0,0 +1,22 @@
+// SKIP_TXT
+// ISSUE: KT-56659
+
+object AAA { operator fun inc(): AAA = this }
+
+fun test1() {
+    <!VARIABLE_EXPECTED!>AAA<!>++
+}
+
+fun test2() {
+    ++<!VARIABLE_EXPECTED!>AAA<!>
+}
+
+fun test3() {
+    var x = AAA
+    x = <!VARIABLE_EXPECTED!>AAA<!>++
+}
+
+fun test4() {
+    var x = AAA
+    x = ++<!VARIABLE_EXPECTED!>AAA<!>
+}