Swift: Accept more test changes.

Author: MathiasVP

swift/ql/test/extractor-tests/generated/expr/IdentityExpr/IdentityExpr_getType.expected

@@ -1,5 +1,5 @@
 | identity_expressions.swift:4:9:4:14 | .self | A |
-| identity_expressions.swift:4:9:4:21 | .self | @lvalue Int |
+| identity_expressions.swift:4:9:4:21 | .self | Int |
 | identity_expressions.swift:4:28:4:31 | (...) | (Int) |
 | identity_expressions.swift:8:5:8:9 | (...) | (A) |
 | identity_expressions.swift:11:28:11:43 | (...) | (A) |

swift/ql/test/extractor-tests/generated/expr/ImplicitConversionExpr/ImplicitConversionExpr.expected

@@ -1,5 +1,5 @@
 | implicit_conversions.swift:2:3:2:3 | (UnsafePointer<CChar>) ... | StringToPointerExpr | getSubExpr: | implicit_conversions.swift:2:3:2:3 | Hello |
 | implicit_conversions.swift:4:16:4:16 | (Int?) ... | InjectIntoOptionalExpr | getSubExpr: | implicit_conversions.swift:4:16:4:16 | 42 |
 | implicit_conversions.swift:5:25:5:25 | (Equatable) ... | ErasureExpr | getSubExpr: | implicit_conversions.swift:5:25:5:25 | 42 |
-| implicit_conversions.swift:12:3:12:5 | (@lvalue (() -> Void)?) ... | AbiSafeConversionExpr | getSubExpr: | implicit_conversions.swift:12:3:12:5 | .b |
+| implicit_conversions.swift:12:3:12:5 | ((() -> Void)?) ... | AbiSafeConversionExpr | getSubExpr: | implicit_conversions.swift:12:3:12:5 | .b |
 | implicit_conversions.swift:12:9:12:10 | ((() -> Void)?) ... | InjectIntoOptionalExpr | getSubExpr: | implicit_conversions.swift:12:9:12:10 | { ... } |

swift/ql/test/extractor-tests/generated/expr/ImplicitConversionExpr/ImplicitConversionExpr_getType.expected

@@ -1,5 +1,5 @@
 | implicit_conversions.swift:2:3:2:3 | (UnsafePointer<CChar>) ... | UnsafePointer<CChar> |
 | implicit_conversions.swift:4:16:4:16 | (Int?) ... | Int? |
 | implicit_conversions.swift:5:25:5:25 | (Equatable) ... | Equatable |
-| implicit_conversions.swift:12:3:12:5 | (@lvalue (() -> Void)?) ... | @lvalue (() -> Void)? |
+| implicit_conversions.swift:12:3:12:5 | ((() -> Void)?) ... | (() -> Void)? |
 | implicit_conversions.swift:12:9:12:10 | ((() -> Void)?) ... | (() -> Void)? |