fix: use %{spec_version} macro in RPM spec file

- Define %global spec_version before Version: field
- Use %{spec_version} in Version: field for proper macro expansion
- Makes version management easier for RPM builds

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

packaging/rpm/logcorrelator.spec

@@ -1,8 +1,11 @@
 # logcorrelator RPM spec file
 # Compatible with CentOS 7, Rocky Linux 8, 9, 10
 
+# Define version before Version: field for RPM macro support
+%global spec_version 1.0.4
+
 Name:           logcorrelator
-Version:        1.0.4
+Version:        %{spec_version}
 Release:        1%{?dist}
 Summary:        Log correlation service for HTTP and network events