ci: bump to PostgreSQL 15 on macOS package build

Try to do without brew update, which at the moment downloads half a
million of packages we don't use and then barfs on some java crap.

diff --git a/tools/build/wheel_macos_before_all.sh b/tools/build/wheel_macos_before_all.sh
index 285a063a334c0d2c987f1bde0cdf7bc8afe71c0a..0ddf4263bb03bf6c542719b0a236ff461476c1fe 100755 (executable)
--- a/tools/build/wheel_macos_before_all.sh
+++ b/tools/build/wheel_macos_before_all.sh
@@ -8,10 +8,7 @@ set -x
 
 dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
-brew update
-brew install gnu-sed postgresql@14
-# Fetch 14.1 if 14.0 is still the default version
-brew reinstall postgresql
+brew install gnu-sed postgresql@15
 
 # Start the database for testing
 brew services start postgresql