move passing stage1 compile error tests to stage2

test/cases/compile_errors/missing_boolean_switch_value.zig

@@ -0,0 +1,19 @@
+comptime {
+    const x = switch (true) {
+        true => false,
+    };
+    _ = x;
+}
+comptime {
+    const x = switch (true) {
+        false => true,
+    };
+    _ = x;
+}
+
+// error
+// backend=stage2
+// target=native
+//
+// :2:15: error: switch must handle all possibilities
+// :8:15: error: switch must handle all possibilities