MAGETWO-98409: Config:set command failed for path bigger than 3 depth

Author: dhorytskyi

app/code/Magento/Config/Model/Config.php

@@ -525,7 +525,7 @@ public function setDataByPath($path, $value)
         $keyDepth = count($pathParts);
         if ($keyDepth < 3) {
             throw new \UnexpectedValueException(
-                'Minimum depth of configuration is 3. Your configuration depth is ' . $keyDepth . '.'
+                'Minimal depth of configuration is 3. Your configuration depth is ' . $keyDepth
             );
         }
 

app/code/Magento/Config/Test/Unit/Model/ConfigTest.php

@@ -401,7 +401,7 @@ public function testSetDataByPathEmpty()
     public function testSetDataByPathWrongDepth(string $path)
     {
         $currentDepth = count(explode('/', $path));
-        $expectedException = 'Minimum depth of configuration is 3. Your configuration depth is ' . $currentDepth . '.';
+        $expectedException = 'Minimal depth of configuration is 3. Your configuration depth is ' . $currentDepth;
         $this->expectException(\UnexpectedValueException::class);
         $this->expectExceptionMessage($expectedException);
         $value = 'value';