Escape special names with backticks in test data

#KT-51248

compiler/testData/loadJava/compiledKotlin/fromLoadJava/kotlinSignature/error/ExplicitFieldGettersAndSetters.txt

@@ -3,6 +3,6 @@ package test
 public open class ExplicitFieldGettersAndSetters {
     /*primary*/ public constructor ExplicitFieldGettersAndSetters()
     public final var foo: kotlin.String?
-        public final fun <get-foo>(): kotlin.String?
-        public final fun <set-foo>(/*0*/ <set-?>: kotlin.String?): kotlin.Unit
+        public final fun `<get-foo>`(): kotlin.String?
+        public final fun `<set-foo>`(/*0*/ `<set-?>`: kotlin.String?): kotlin.Unit
 }

compiler/testData/loadJava/compiledKotlin/fromLoadJava/kotlinSignature/error/NoFieldTypeRef.txt

@@ -3,6 +3,6 @@ package test
 public open class NoFieldTypeRef {
     /*primary*/ public constructor NoFieldTypeRef()
     public final var foo: kotlin.String?
-        public final fun <get-foo>(): kotlin.String?
-        public final fun <set-foo>(/*0*/ <set-?>: kotlin.String?): kotlin.Unit
+        public final fun `<get-foo>`(): kotlin.String?
+        public final fun `<set-foo>`(/*0*/ `<set-?>`: kotlin.String?): kotlin.Unit
 }

compiler/testData/loadJava/compiledKotlin/fromLoadJava/kotlinSignature/error/SyntaxErrorInFieldAnnotation.txt

@@ -3,6 +3,6 @@ package test
 public open class SyntaxErrorInFieldAnnotation {
     /*primary*/ public constructor SyntaxErrorInFieldAnnotation()
     public final var foo: kotlin.String?
-        public final fun <get-foo>(): kotlin.String?
-        public final fun <set-foo>(/*0*/ <set-?>: kotlin.String?): kotlin.Unit
+        public final fun `<get-foo>`(): kotlin.String?
+        public final fun `<set-foo>`(/*0*/ `<set-?>`: kotlin.String?): kotlin.Unit
 }

compiler/testData/loadJava/compiledKotlin/fromLoadJava/kotlinSignature/error/WrongFieldInitializer.txt

@@ -3,6 +3,6 @@ package test
 public open class WrongFieldInitializer {
     /*primary*/ public constructor WrongFieldInitializer()
     public final var foo: kotlin.String?
-        public final fun <get-foo>(): kotlin.String?
-        public final fun <set-foo>(/*0*/ <set-?>: kotlin.String?): kotlin.Unit
+        public final fun `<get-foo>`(): kotlin.String?
+        public final fun `<set-foo>`(/*0*/ `<set-?>`: kotlin.String?): kotlin.Unit
 }

compiler/testData/loadJava/compiledKotlin/fromLoadJava/kotlinSignature/error/WrongFieldMutability.txt

@@ -3,8 +3,8 @@ package test
 public open class WrongFieldMutability {
     /*primary*/ public constructor WrongFieldMutability()
     public final val fooFinal: kotlin.String?
-        public final fun <get-fooFinal>(): kotlin.String?
+        public final fun `<get-fooFinal>`(): kotlin.String?
     public final var fooNotFinal: kotlin.String?
-        public final fun <get-fooNotFinal>(): kotlin.String?
-        public final fun <set-fooNotFinal>(/*0*/ <set-?>: kotlin.String?): kotlin.Unit
+        public final fun `<get-fooNotFinal>`(): kotlin.String?
+        public final fun `<set-fooNotFinal>`(/*0*/ `<set-?>`: kotlin.String?): kotlin.Unit
 }

compiler/testData/loadJava/compiledKotlin/fromLoadJava/kotlinSignature/error/WrongFieldName.txt

@@ -3,6 +3,6 @@ package test
 public open class WrongFieldName {
     /*primary*/ public constructor WrongFieldName()
     public final var foo: kotlin.String?
-        public final fun <get-foo>(): kotlin.String?
-        public final fun <set-foo>(/*0*/ <set-?>: kotlin.String?): kotlin.Unit
+        public final fun `<get-foo>`(): kotlin.String?
+        public final fun `<set-foo>`(/*0*/ `<set-?>`: kotlin.String?): kotlin.Unit
 }