tests: added invalid_queries_bar pgx test

Author: victoraugustolls

internal/endtoend/testdata/invalid_queries_bar/query.sql renamed to internal/endtoend/testdata/invalid_queries_bar/pgx/query.sql

@@ -0,0 +1,13 @@
+{
+  "version": "1",
+  "packages": [
+    {
+      "path": "go",
+      "engine": "postgresql",
+      "driver": "pgx/v4",
+      "name": "querytest",
+      "schema": "query.sql",
+      "queries": "query.sql"
+    }
+  ]
+}

internal/endtoend/testdata/invalid_queries_bar/pgx/sqlc.json

@@ -0,0 +1,3 @@
+CREATE TABLE foo (bar text not null, baz text not null);
+INSERT INTO foo (bar, baz) VALUES ($1);
+INSERT INTO foo (bar) VALUES ($1, $2);

internal/endtoend/testdata/invalid_queries_bar/stderr.txt renamed to internal/endtoend/testdata/invalid_queries_bar/pgx/stderr.txt

@@ -0,0 +1,3 @@
+# package querytest
+query.sql:2:1: INSERT has more target columns than expressions
+query.sql:3:1: INSERT has more expressions than target columns