PDFBOX-5660: adjust test to improved exception message

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1923208 13f79535-47bb-0310-9956-ffa450edef68

Author: THausherr

pdfbox/src/test/java/org/apache/pdfbox/pdmodel/font/TestFontEmbedding.java

@@ -656,7 +656,7 @@ void testSurrogatePairCharacterExceptionIsBmpCodePoint() throws IOException
             }
             catch (IllegalStateException e)
             {
-                assertEquals("could not find the glyphId for the character: あ", e.getMessage());
+                assertEquals("could not find the glyphId for the character: あ, codePoint: 12354 (0x3042)", e.getMessage());
                 return;
             }
 
@@ -685,7 +685,7 @@ void testSurrogatePairCharacterExceptionIsValidCodePoint() throws IOException
             }
             catch (IllegalStateException e)
             {
-                assertEquals("could not find the glyphId for the character: 𩸽", e.getMessage());
+                assertEquals("could not find the glyphId for the character: 𩸽, codePoint: 171581 (0x29E3D)", e.getMessage());
                 return;
             }