invalid non ascii character was causing problems (#7102)

Author: Zim Kalinowski

specification/sql/resource-manager/readme.md

@@ -644,7 +644,7 @@ override-info:
 directive:
   - suppress: TrackedResourcePatchOperation
     from: restorableDroppedManagedDatabases.json
-    reason: dropped database shouldn’t support patch
+    reason: dropped database shouldn't support patch
 ```
 
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