Go: Update frontend error messages for Go 1.23

Author: mbg

go/ql/test/extractor-tests/diagnostics/CONSISTENCY/UnexpectedFrontendErrors.expected

@@ -1,4 +1,4 @@
-| -:0:0:0:0 | package ; expected main |
+| -:0:0:0:0 | package ; expected package main |
 | broken2/test1.go:4:2:4:2 | undefined: fmt |
 | broken2/test1.go:5:2:5:2 | undefined: fmt |
 | broken2/test1.go:5:14:5:14 | undefined: a |

go/ql/test/library-tests/semmle/go/Files/CONSISTENCY/UnexpectedFrontendErrors.expected

@@ -1,4 +1,4 @@
-| -:0:0:0:0 | package ; expected nonexistent |
+| -:0:0:0:0 | package ; expected package nonexistent |
 | vendor/github.com/github/nonexistent/bad.go:1:57:1:57 | expected ';', found 'EOF' |
 | vendor/github.com/github/nonexistent/bad.go:1:57:1:57 | expected 'IDENT', found 'EOF' |
 | vendor/github.com/github/nonexistent/bad.go:1:57:1:57 | expected 'package', found 'EOF' |

go/ql/test/query-tests/Diagnostics/CONSISTENCY/UnexpectedFrontendErrors.expected

@@ -1,5 +1,5 @@
 | -:0:0:0:0 | malformed import path "github.com/github/codeql-go/ql/test/query-tests/Diagnostics/invalid{": invalid char '{' |
-| -:0:0:0:0 | package ; expected main |
+| -:0:0:0:0 | package ; expected package main |
 | bad.go:3:1:3:1 | expected 'package', found avvu |
 | bad.go:3:1:3:1 | expected 'package', found avvu |
 | bad.go:3:5:3:5 | expected 'IDENT', found newline |

go/ql/test/query-tests/Diagnostics/ExtractionErrors.expected

@@ -4,4 +4,4 @@
 | Extraction failed with error expected 'IDENT', found newline | 2 |
 | Extraction failed with error expected 'package', found avvu | 2 |
 | Extraction failed with error malformed import path "github.com/github/codeql-go/ql/test/query-tests/Diagnostics/invalid{": invalid char '{' | 2 |
-| Extraction failed with error package ; expected main | 2 |
+| Extraction failed with error package ; expected package main | 2 |

go/ql/test/query-tests/Summary/CONSISTENCY/UnexpectedFrontendErrors.expected

@@ -1,4 +1,4 @@
-| -:0:0:0:0 | package ; expected main |
+| -:0:0:0:0 | package ; expected package main |
 | empty-file.go:1:1:1:1 | expected ';', found 'EOF' |
 | empty-file.go:1:1:1:1 | expected 'IDENT', found 'EOF' |
 | empty-file.go:1:1:1:1 | expected 'package', found 'EOF' |