build(deps): bump rustls from 0.23.45 to 0.23.46 (Issue #51)

Fixes RUSTSEC key material in the Debug output of client session values;
ink-notes doesn't use a custom session store, so it wasn't affected.
Flatpak cargo sources updated alongside.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

packaging/flatpak/cargo-sources.json

@@ -3655,14 +3655,14 @@
     {
         "type": "archive",
         "archive-type": "tar-gzip",
-        "url": "https://static.crates.io/crates/rustls/rustls-0.23.45.crate",
-        "sha256": "0d41d731c7d2f962d1ccc364cec258de3c0e93b38c2fb3ba97ac74513048d634",
-        "dest": "cargo/vendor/rustls-0.23.45"
+        "url": "https://static.crates.io/crates/rustls/rustls-0.23.46.crate",
+        "sha256": "48e13bd8c0e9365c43cfa5c9e8f9ad49d3c8444926c9aac819e0e4dc503c8fdf",
+        "dest": "cargo/vendor/rustls-0.23.46"
     },
     {
         "type": "inline",
-        "contents": "{\"package\": \"0d41d731c7d2f962d1ccc364cec258de3c0e93b38c2fb3ba97ac74513048d634\", \"files\": {}}",
-        "dest": "cargo/vendor/rustls-0.23.45",
+        "contents": "{\"package\": \"48e13bd8c0e9365c43cfa5c9e8f9ad49d3c8444926c9aac819e0e4dc503c8fdf\", \"files\": {}}",
+        "dest": "cargo/vendor/rustls-0.23.46",
         "dest-filename": ".cargo-checksum.json"
     },
     {