chore(deps): update dependency twine to v6.1.0

Author: renovate-bot

.kokoro/requirements.txt

@@ -605,9 +605,9 @@ tomli==2.2.1 \
     --hash=sha256:ece47d672db52ac607a3d9599a9d48dcb2f2f735c6c2d1f34130085bb12b112a \
     --hash=sha256:f4039b9cbc3048b2416cc57ab3bda989a6fcf9b36cf8937f01a6e731b64f80d7
     # via -r requirements.in
-twine==6.0.1 \
-    --hash=sha256:36158b09df5406e1c9c1fb8edb24fc2be387709443e7376689b938531582ee27 \
-    --hash=sha256:9c6025b203b51521d53e200f4a08b116dee7500a38591668c6a6033117bdc218
+twine==6.1.0 \
+    --hash=sha256:a47f973caf122930bf0fbbf17f80b83bc1602c9ce393c7845f289a3001dc5384 \
+    --hash=sha256:be324f6272eff91d07ee93f251edf232fc647935dd585ac003539b42404a8dbd
     # via -r requirements.in
 typing-extensions==4.12.2 \
     --hash=sha256:04e5ca0351e0f3f85c6853954072df659d0d13fac324d0072316b67d7794700d \