[FIR] Print operator keyword and token to unresolved diagnostic message

#KT-55672 Fixed

compiler/testData/diagnostics/tests/operatorsOverloading/unresolvedOperator.diag.txt

@@ -0,0 +1,37 @@
+/unresolvedOperator.kt:6:6: error: unresolved reference: ++
+    a++
+     ^
+/unresolvedOperator.kt:7:6: error: unresolved reference: --
+    a--
+     ^
+/unresolvedOperator.kt:8:5: error: unresolved reference: +
+    +a
+    ^
+/unresolvedOperator.kt:9:5: error: unresolved reference: -
+    -a
+    ^
+/unresolvedOperator.kt:10:5: error: unresolved reference: !
+    !a
+    ^
+/unresolvedOperator.kt:11:7: error: unresolved reference: *
+    a * a
+      ^
+/unresolvedOperator.kt:12:10: error: unresolved reference. None of the following candidates is applicable because of receiver type mismatch:
+public operator fun String?.plus(other: Any?): String defined in kotlin
+    true + false
+         ^
+/unresolvedOperator.kt:13:7: error: unresolved reference: -
+    a - a
+      ^
+/unresolvedOperator.kt:14:7: error: unresolved reference: /
+    a / a
+      ^
+/unresolvedOperator.kt:15:7: error: unresolved reference: %
+    a % a
+      ^
+/unresolvedOperator.kt:16:7: error: unresolved reference: ..
+    a .. a
+      ^
+/unresolvedOperator.kt:17:7: error: unresolved reference: ..<
+    a ..< a
+      ^

compiler/testData/diagnostics/tests/operatorsOverloading/unresolvedOperator.fir.diag.txt

@@ -0,0 +1,23 @@
+/unresolvedOperator.fir.kt:(67,69): error: Unresolved reference 'inc' for operator '++'.
+
+/unresolvedOperator.fir.kt:(75,77): error: Unresolved reference 'dec' for operator '--'.
+
+/unresolvedOperator.fir.kt:(82,83): error: Unresolved reference 'unaryPlus' for operator '+'.
+
+/unresolvedOperator.fir.kt:(89,90): error: Unresolved reference 'unaryMinus' for operator '-'.
+
+/unresolvedOperator.fir.kt:(96,97): error: Unresolved reference 'not' for operator '!'.
+
+/unresolvedOperator.fir.kt:(105,106): error: Unresolved reference 'times' for operator '*'.
+
+/unresolvedOperator.fir.kt:(118,119): error: Unresolved reference 'plus' for operator '+'.
+
+/unresolvedOperator.fir.kt:(132,133): error: Unresolved reference 'minus' for operator '-'.
+
+/unresolvedOperator.fir.kt:(142,143): error: Unresolved reference 'div' for operator '/'.
+
+/unresolvedOperator.fir.kt:(152,153): error: Unresolved reference 'rem' for operator '%'.
+
+/unresolvedOperator.fir.kt:(162,164): error: Unresolved reference 'rangeTo' for operator '..'.
+
+/unresolvedOperator.fir.kt:(173,176): error: Unresolved reference 'rangeUntil' for operator '..<'.

compiler/testData/diagnostics/tests/operatorsOverloading/unresolvedOperator.fir.kt

@@ -0,0 +1,18 @@
+// RENDER_DIAGNOSTICS_FULL_TEXT
+
+fun test() {
+    var a = ""
+
+    a<!UNRESOLVED_REFERENCE!>++<!>
+    a<!UNRESOLVED_REFERENCE!>--<!>
+    <!UNRESOLVED_REFERENCE!>+<!>a
+    <!UNRESOLVED_REFERENCE!>-<!>a
+    <!UNRESOLVED_REFERENCE!>!<!>a
+    a <!UNRESOLVED_REFERENCE!>*<!> a
+    true <!UNRESOLVED_REFERENCE!>+<!> false
+    a <!UNRESOLVED_REFERENCE!>-<!> a
+    a <!UNRESOLVED_REFERENCE!>/<!> a
+    a <!UNRESOLVED_REFERENCE!>%<!> a
+    a <!UNRESOLVED_REFERENCE!>..<!> a
+    a <!UNRESOLVED_REFERENCE!>..<<!> a
+}

compiler/testData/diagnostics/tests/operatorsOverloading/unresolvedOperator.kt

@@ -0,0 +1,18 @@
+// RENDER_DIAGNOSTICS_FULL_TEXT
+
+fun test() {
+    var a = ""
+
+    a<!UNRESOLVED_REFERENCE!>++<!>
+    a<!UNRESOLVED_REFERENCE!>--<!>
+    <!UNRESOLVED_REFERENCE!>+<!>a
+    <!UNRESOLVED_REFERENCE!>-<!>a
+    <!UNRESOLVED_REFERENCE!>!<!>a
+    a <!UNRESOLVED_REFERENCE!>*<!> a
+    true <!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>+<!> false
+    a <!UNRESOLVED_REFERENCE!>-<!> a
+    a <!UNRESOLVED_REFERENCE!>/<!> a
+    a <!UNRESOLVED_REFERENCE!>%<!> a
+    a <!UNRESOLVED_REFERENCE!>..<!> a
+    a <!UNRESOLVED_REFERENCE!>..<<!> a
+}