minor fixes

application/src/main/java/org/thingsboard/server/actors/calculatedField/CalculatedFieldEntityMessageProcessor.java

@@ -194,8 +194,8 @@ public class CalculatedFieldEntityMessageProcessor extends AbstractContextAwareM
                 }
             }
         } catch (Exception e) {
-            if (e instanceof CalculatedFieldException) {
-                throw (CalculatedFieldException) e;
+            if (e instanceof CalculatedFieldException cfe) {
+                throw cfe;
             }
             throw CalculatedFieldException.builder().ctx(ctx).eventEntity(entityId).cause(e).build();
         }

application/src/main/java/org/thingsboard/server/service/cf/ctx/state/TsRollingArgumentEntry.java

@@ -119,7 +119,7 @@ public class TsRollingArgumentEntry implements ArgumentEntry {
             cleanupExpiredRecords();
         } catch (Exception e) {
             tsRecords.put(ts, Double.NaN);
-            log.warn("Invalid value '{}' for time series rolling arguments. Only numeric values are supported.", value.getValue());
+            log.debug("Invalid value '{}' for time series rolling arguments. Only numeric values are supported.", value.getValue());
         }
     }