Pass only non-empty string to strtr(), otherwise it throws a warning

Author: spaze

src/PhpInfo.php

@@ -66,6 +66,9 @@ public function doNotSanitizeSessionId(): self
 	}
 
 
+	/**
+	 * @param non-empty-string $sanitize
+	 */
 	public function addSanitization(string $sanitize, ?string $with = null): self
 	{
 		$this->sanitizer->addSanitization($sanitize, $with);

src/SensitiveValueSanitizer.php

@@ -62,6 +62,9 @@ public function doNotSanitizeSessionId(): self
 	}
 
 
+	/**
+	 * @param non-empty-string $sanitize
+	 */
 	public function addSanitization(string $sanitize, ?string $with = null): self
 	{
 		$this->sanitize[$sanitize] = $this->sanitize[urlencode($sanitize)] = $with ?? $this->sanitizeWith;