feat: bump tag_minor_version (#13)

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: atvaccaro

mcp_server_snowflake/server.py

@@ -51,7 +51,7 @@
 # Used to quantify Snowflake usage
 server_name = "mcp-server-snowflake"
 tag_major_version = 1
-tag_minor_version = 5
+tag_minor_version = 6
 query_tag = {"origin": "sf_sit", "name": "mcp_server"}
 
 # Default query comment template - matches dbt query tag format for observability