feat: allow logging the SQL query to stderr

- Logs the main SQL query when `log-query=main-query`.
- Only logs at the current `log-level`.

test/io/__snapshots__/test_cli/test_schema_cache_snapshot[dbRoutines].yaml

@@ -308,6 +308,23 @@
       pdSchema: public
       pdVolatility: Volatile
 
+- - qiName: root
+    qiSchema: public
+  - - pdDescription: null
+      pdFuncSettings: []
+      pdHasVariadic: false
+      pdName: root
+      pdParams: []
+      pdReturnType:
+        contents:
+          contents:
+            qiName: json
+            qiSchema: pg_catalog
+          tag: Scalar
+        tag: Single
+      pdSchema: public
+      pdVolatility: Volatile
+
 - - qiName: uses_prepared_statements
     qiSchema: public
   - - pdDescription: null

test/io/__snapshots__/test_cli/test_schema_cache_snapshot[dbTables].yaml

@@ -10,6 +10,18 @@
     tableSchema: public
     tableUpdatable: true
 
+- - qiName: infinite_recursion
+    qiSchema: public
+  - tableColumns: {}
+    tableDeletable: false
+    tableDescription: null
+    tableInsertable: false
+    tableIsView: true
+    tableName: infinite_recursion
+    tablePKCols: []
+    tableSchema: public
+    tableUpdatable: false
+
 - - qiName: cats
     qiSchema: public
   - tableColumns: