Change initialization log from error to debug level

- Prevent log output from interfering with PIE version detection
- Fix VersionParser warning about invalid version string
- Initialization message now uses debug level instead of error

Signed-off-by: James Duong <duong.james@gmail.com>

Author: jduo

valkey_glide.c

@@ -329,7 +329,7 @@ PHP_MINIT_FUNCTION(valkey_glide) {
             E_WARNING,
             "Failed to initialize ValkeyGlide logger, will auto-initialize on first use");
     }
-    valkey_glide_logger_error("php_init", "Initializing Valkey Glide PHP extension");
+    valkey_glide_logger_debug("php_init", "Initializing Valkey Glide PHP extension");
     /* ValkeyGlide class - use generated registration function */
     valkey_glide_ce = register_class_ValkeyGlide();