Revert "task: #3571196 Update symfony/process constraint"

This reverts commit d05b44b3c3088456b5bd32756b6bd1c01c6689bf.

Author: catch

composer.json

@@ -48,7 +48,7 @@
         "symfony/polyfill-intl-normalizer": "~v1.33.0",
         "symfony/polyfill-mbstring": "~v1.33.0",
         "symfony/polyfill-php83": "~v1.33.0",
-        "symfony/process": "~v6.4.33",
+        "symfony/process": "~v6.4.26",
         "symfony/psr-http-message-bridge": "~v6.4.24",
         "symfony/routing": "~v6.4.28",
         "symfony/serializer": "~v6.4.27",