Fix towncrier installation (#1290)

changes/1204.breaking.md

@@ -1,3 +1,4 @@
 Lifetime improvements breaking changes:
 - `GatewayBot.join`'s `until_close` argument removed.
 - `GatewayShardImpl.get_user_id` is no longer async and will now always be available.
+- `GatewayBotAware` no longer defines the default parameters for `join`, `start` and `run`. It is left to implementation detail.

changes/1204.feature.md

@@ -3,7 +3,7 @@ Improve components lifetimes:
   - General speedups.
   - Fix a lot of edge cases of hard crashes if the application shuts unexpectedly.
   - More consistent signal handling.
-  - `run`' `shard_ids` argument can now be a `typing.Sequence`.
+  - `run`'s `shard_ids` argument can now be a `typing.Sequence`.
   - Improved logging.
 - `RESTBot`:
   - Consistent signal handling inline with `GatewayBot`.
@@ -13,7 +13,6 @@ Improve components lifetimes:
   - New `is_connected` property to determine whether the shard is connected to the gateway.
   - Faster websocket pulling and heartbeating.
   - Improved error handling.
-  - New gateway reconnect logic to account for `resume_gateway_url`.
   - Rate limiting changes:
     - Chunking no longer has its own special ratelimit. Now it is shared with the rest of
     "non-priority" packages sent, which is of 117/60s (3 less than the hard limit).

scripts/prepare-release.sh

@@ -30,7 +30,7 @@ if [ -z ${GITHUB_TOKEN+x} ]; then echo '$GITHUB_TOKEN environment variable is mi
 if [ -z "${GITHUB_TOKEN}" ]; then echo '$GITHUB_TOKEN environment variable is empty' && exit 1; fi
 
 echo "===== INSTALLING DEPENDENCIES ====="
-pip install -r dev-requirements/towncier.txt -e .
+pip install -r dev-requirements/towncrier.txt -e .
 
 echo "===== UPDATING INFORMATION ====="
 echo "-- Checkout branch --"