Allow asterisk in email validation (#5549)

ui/src/main/kotlin/com/bitwarden/ui/platform/base/util/StringExtensions.kt

@@ -45,14 +45,14 @@ fun String?.orZeroWidthSpace(): String = this.orNullIfBlank() ?: ZERO_WIDTH_CHAR
  *
  * This validates that the email is valid by asserting that:
  * * The string starts with a string of characters including periods, underscores, percent symbols,
- * plus's, minus's, forward slash's, and alphanumeric characters.
+ * plus's, minus's, forward slash's, asterisks, and alphanumeric characters.
  * * Followed by an '@' symbol.
  * * Followed by a string of characters including periods, minus's, and alphanumeric characters.
  * * Followed by a period.
  * * Followed by at least 2 more alphanumeric characters.
  */
 fun String.isValidEmail(): Boolean =
-    this.matches(regex = "^[A-Za-z0-9._%+-/]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,}$".toRegex())
+    this.matches(regex = "^[A-Za-z0-9._%+-/*]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,}$".toRegex())
 
 /**
  * Returns `true` if the given [String] is a non-blank, valid URI and `false` otherwise.

ui/src/test/kotlin/com/bitwarden/ui/platform/base/util/StringExtensionsTest.kt

@@ -28,6 +28,7 @@ class StringExtensionsTest {
             "test.test@test.test.com" to true,
             "test/test@test.test.com" to true,
             "test.test@test/test.com" to false,
+            "test*test@test.com" to true,
         )
         invalidEmails.forEach {
             assertEquals(it.first.isValidEmail(), it.second)