fixed spellcheck and minor issues for release

profile.d/updates.sh

@@ -41,6 +41,7 @@ export BASE_URL="https://git.geoffray-levasseur.org/fatalerrors/profile"
 load_conf "updates"
 
 # Common helpers, then the ones private to this module (helpers/updates.sh)
+# shellcheck source=../helpers/common.sh
 declare -F _profile_load_helpers >/dev/null || . "$(dirname -- "${BASH_SOURCE[0]}")/../helpers/common.sh"
 _profile_load_helpers "${BASH_SOURCE[0]}"
 
@@ -278,9 +279,9 @@ profile_upgrade()
                 mv "$backup_dir" "$MYPATH" 2>/dev/null || true
                 return 3
             }
-            [[ -n "$branch" ]] && (
-                cd "$MYPATH" && git checkout "$branch"
-            ) || true
+            if [[ -n "$branch" ]] && ! ( cd "$MYPATH" && git checkout "$branch" ); then
+                disp W "Could not switch to branch '$branch'; staying on the default branch."
+            fi
 
             # The personal files are not in the repository (profile.conf is
             # git-ignored): without this the new install would start without