refactor(git-hooks): use long set names

Use the long name versions for `set` to be consistent with `run` files.

CHANGELOG.md

@@ -11,6 +11,10 @@
 * The `pre-push` Git hook should use `./run test:commit` instead of `just test-commit` since `just` is no longer used.
 * Recursively merge `build.defaults.yaml` into the given configuration.
 
+### Changed
+
+* Replace `set -ueo` in Git hook templates to use the long names and be consistent with `run` scripts.
+
 ## 2023-11-22
 
 ### Added

templates/common/.githooks/pre-push.twig

@@ -2,6 +2,6 @@
 
 # {{ managedText }}
 
-set -euo pipefail
+set -o errexit
 
 ./run test:commit

templates/common/.githooks/prepare-commit-msg.twig

@@ -11,7 +11,9 @@
 # This also works with multiple issue IDs in the same string, e.g.
 # "OD-123 OD-456", or IDs on multiple lines.
 
-set -euo pipefail
+set -o errexit
+set -o nounset
+set -o pipefail
 
 PROJECT_DIR=$(git rev-parse --show-toplevel)
 ISSUE_FILE="$PROJECT_DIR/.issue-id"