IJMP-2067: fix url regex

Signed-off-by: Denis Lisenkov <[email protected]>

src/main/kotlin/org/zowe/explorer/utils/validationFunctions.kt

@@ -32,7 +32,7 @@ import javax.swing.JComponent
 import javax.swing.JPasswordField
 import javax.swing.JTextField
 
-private val urlRegex = Regex("^https?:\\/\\/((([a-zA-Z0-9\\-_]+\\.)+[a-zA-Z]{2,})|(\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}))(:\\d+)?((\\/[a-zA-Z0-9\\-_\\.~]+)?)*\\/?\$")
+private val urlRegex = Regex("^https?:\\/\\/((([a-zA-Z0-9\\-_]+\\.)+[a-zA-Z]{2,})|(\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}))(:\\d+)?(\\/[a-zA-Z0-9\\-_\\.~]+)*\\/?$")
 private val maskRegex = Regex("^[A-Za-z\\$\\*%@#][A-Za-z0-9\\-\\$\\*%@#]{0,7}")
 private val ussPathRegex = Regex("^/$|^(/[^/]+)+$")
 private val forbiddenSymbol = "/"