Refactor error message for better clarity.

Author: yegor256

src/main/java/org/eolang/lints/LtIncorrectNumberOfAttrs.java

@@ -45,7 +45,7 @@ public Collection<Defect> defects(final Map<String, XML> pkg) throws IOException
                                     program,
                                     Integer.parseInt(xnav.attribute("line").text().orElse("0")),
                                     String.format(
-                                        "The object \"%s\" expects %d arguments, while %d provided",
+                                        "The object \"%s\" usually expects %d arguments, while %d provided here",
                                         object, expected, provided
                                     )
                                 )

src/test/resources/org/eolang/lints/packs/wpa/incorrect-number-of-attributes/catches-incorrect-attributes-in-vertical-application.yaml

@@ -7,7 +7,7 @@ lints:
 asserts:
   - /defects[count(defect[@severity='error'])=1]
   - /defects/defect[@object='usage' and @line='5']
-  - /defects/defect[1][normalize-space()='The object "Φ.org.eolang.a" expects 2 arguments, while 1 provided']
+  - /defects/defect[1][normalize-space()='The object "Φ.org.eolang.a" usually expects 2 arguments, while 1 provided here']
 foo.eo: |
   # A.
   [pos sigma] > a

src/test/resources/org/eolang/lints/packs/wpa/incorrect-number-of-attributes/catches-incorrect-number-of-attributes.yaml

@@ -7,7 +7,7 @@ lints:
 asserts:
   - /defects[count(defect[@severity='error'])=1]
   - /defects/defect[@object='app' and @line='3']
-  - /defects/defect[1][normalize-space()='The object "Φ.org.eolang.foo" expects 1 arguments, while 2 provided']
+  - /defects/defect[1][normalize-space()='The object "Φ.org.eolang.foo" usually expects 1 arguments, while 2 provided here']
 foo.eo: |
   # Foo with one attribute.
   [a] > foo