Only connect initial vowel in “il-”, “is-”, etc.

The initial vowel is connected in e.g. “ilihi”, “ilip”, and “isik” but
not in “ala” or “ina”. “Ana” is attested both ways. “Inatai” is
consistently written fully connected so it is not evidence one way or
the other.

assets/js/keyboard.js

@@ -417,7 +417,7 @@ function transliterate(inputValue, autotransliterate = true, autosyllabify = tru
             const consonant = `(?:(?:${lineObstruent}|${lConsonant}|${curveConsonant}|${consonantalI})\\p{M}*)`;
             const consonantOrH = `(?:${consonant}|${hConsonant}\\p{M}*)`;
             const bigVowel = `(?:${wVowel}|[\u{1BC44}\u{1BC51}-\u{1BC53}\u{1BC5A}\u{1BC5B}][PR]?\\p{M}*)`;
-            const noSmallInitialVowel = `(?<!(?:^|\\P{L})\\p{M}*(?:[\u{1BC41}\u{1BC42}\u{1BC61}-\u{1BC64}][PR]?\\p{M}*|${iVowel})(?!${hConsonant})(?!${consonantOrH}{2}))`;
+            const noSmallInitialVowel = `(?<!(?:^|\\P{L})\\p{M}*(?:[\u{1BC61}-\u{1BC64}][PR]?\\p{M}*|${iVowel})(?=${lConsonant}|${jConsonant}|${sConsonant}))`;
             const noConsonantLiquidOnset = `(?!(?:${pConsonant}|\u{1BC03}|${fConsonant}|${kConsonant})\\p{M}*[\u{1BC06}\u{1BC0B}])`;
             const onset = `(?:${consonantOrH}|\u{1BC1C}\\p{M}*(?:${lConsonant}|${mConsonant}|${nConsonant})\\p{M}*|(?:\u{1BC1C}\\p{M}*)?${lineObstruent}\\p{M}*(?:${lConsonant}\\p{M}*)?)`;
             if (autosyllabify && !word.startsWith('\u200C')) {