fixup! Port BCP47 to OpenType tag conversion.

scripts/gen-tag-table.py

@@ -985,7 +985,7 @@ def same_tag(bcp_47_tag, ot_tags):
 print('fn strncmp(s1: &str, s2: &str, n: usize) -> bool {')
 print('    let n1 = core::cmp::min(n, s1.len());')
 print('    let n2 = core::cmp::min(n, s2.len());')
-print('    &s1[..n1] == &s2[..n2]')
+print('    s1[..n1] == s2[..n2]')
 print('}')
 print()
 print('/// Converts a multi-subtag BCP 47 language tag to language tags.')