test-cases: add missing incremental x86_64-windows test cases

test/cases/x86_64-windows/hello_world_with_updates.0.zig

@@ -0,0 +1,6 @@
+// error
+// output_mode=Exe
+// target=x86_64-windows
+//
+// :130:9: error: struct 'tmp.tmp' has no member named 'main'
+// :7:1: note: struct declared here

test/cases/x86_64-windows/hello_world_with_updates.1.zig

@@ -0,0 +1,6 @@
+pub export fn main() noreturn {}
+
+// error
+//
+// :1:32: error: function declared 'noreturn' returns
+// :1:22: note: 'noreturn' declared here

test/cases/x86_64-windows/hello_world_with_updates.2.zig

@@ -0,0 +1,16 @@
+const std = @import("std");
+
+pub fn main() void {
+    print();
+}
+
+fn print() void {
+    const msg = "Hello, World!\n";
+    const stdout = std.io.getStdOut();
+    stdout.writeAll(msg) catch unreachable;
+}
+
+// run
+//
+// Hello, World!
+//