C#: Update expected test output.

Author: michaelnebel

csharp/ql/test/library-tests/attributes/AttributeArguments.expected

@@ -82,6 +82,7 @@ arguments
 | attributes.cs:102:8:102:19 | [My3(...)] | 0 | attributes.cs:102:21:102:21 | 4 |
 | attributes.cs:107:6:107:17 | [My3(...)] | 0 | attributes.cs:107:19:107:19 | 5 |
 | attributes.cs:108:14:108:25 | [return: My3(...)] | 0 | attributes.cs:108:27:108:27 | 6 |
+| attributes.cs:111:6:111:17 | [My3(...)] | 0 | attributes.cs:111:19:111:20 | 15 |
 | attributes.cs:114:10:114:21 | [My3(...)] | 0 | attributes.cs:114:23:114:23 | 7 |
 | attributes.cs:115:18:115:29 | [return: My3(...)] | 0 | attributes.cs:115:31:115:31 | 8 |
 | attributes.cs:118:18:118:29 | [My3(...)] | 0 | attributes.cs:118:31:118:31 | 9 |
@@ -181,6 +182,7 @@ constructorArguments
 | attributes.cs:102:8:102:19 | [My3(...)] | 0 | attributes.cs:102:21:102:21 | 4 |
 | attributes.cs:107:6:107:17 | [My3(...)] | 0 | attributes.cs:107:19:107:19 | 5 |
 | attributes.cs:108:14:108:25 | [return: My3(...)] | 0 | attributes.cs:108:27:108:27 | 6 |
+| attributes.cs:111:6:111:17 | [My3(...)] | 0 | attributes.cs:111:19:111:20 | 15 |
 | attributes.cs:114:10:114:21 | [My3(...)] | 0 | attributes.cs:114:23:114:23 | 7 |
 | attributes.cs:115:18:115:29 | [return: My3(...)] | 0 | attributes.cs:115:31:115:31 | 8 |
 | attributes.cs:118:18:118:29 | [My3(...)] | 0 | attributes.cs:118:31:118:31 | 9 |

csharp/ql/test/library-tests/attributes/AttributeElements.expected

@@ -24,6 +24,7 @@
 | attributes.cs:103:17:103:27 | My2Delegate | attributes.cs:102:8:102:19 | [My3(...)] | My3Attribute |
 | attributes.cs:109:32:109:32 | + | attributes.cs:107:6:107:17 | [My3(...)] | My3Attribute |
 | attributes.cs:109:32:109:32 | + | attributes.cs:108:14:108:25 | [return: My3(...)] | My3Attribute |
+| attributes.cs:112:16:112:19 | Item | attributes.cs:111:6:111:17 | [My3(...)] | My3Attribute |
 | attributes.cs:116:9:116:11 | get_Item | attributes.cs:114:10:114:21 | [My3(...)] | My3Attribute |
 | attributes.cs:116:9:116:11 | get_Item | attributes.cs:115:18:115:29 | [return: My3(...)] | My3Attribute |
 | attributes.cs:120:9:120:11 | set_Item | attributes.cs:118:18:118:29 | [My3(...)] | My3Attribute |

csharp/ql/test/library-tests/attributes/PrintAst.expected

@@ -340,6 +340,10 @@ attributes.cs:
 #  109|     4: [IntLiteral] 0
 #  112|   6: [Indexer] Item
 #  112|     -1: [TypeMention] int
+#-----|     0: (Attributes)
+#  111|       1: [DefaultAttribute] [My3(...)]
+#  111|         -1: [TypeMention] My3Attribute
+#  111|         0: [IntLiteral] 15
 #-----|     1: (Parameters)
 #  112|       0: [Parameter] x
 #  112|         -1: [TypeMention] int