Add myself in CODEOWNERS for various "legacy" parts

CapableWeb · lstein · commit 94bad8555a88 · 2022-10-12T20:35:56.000-04:00
diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
@@ -0,0 +1,4 @@
+ldm/invoke/pngwriter.py @CapableWeb
+ldm/invoke/server_legacy.py @CapableWeb
+scripts/legacy_api.py @CapableWeb
+tests/legacy_tests.sh @CapableWeb
