Unicode superscript update
font/*/supsub.*: change superscript 1 into i; delete 2, 3
lib/keyboard: fix s1, s2, s3; add si
lib/unicode: add 2071
src/cmd/devdraw: update from lib/keyboard
diff --git a/lib/keyboard b/lib/keyboard
index 572f7ae..f895c24 100644
--- a/lib/keyboard
+++ b/lib/keyboard
@@ -394,9 +394,9 @@
2022 bu • bullet
203D !? ?! ‽ interrobang
2070 s0 ⁰ superscript digit zero
-2071 s1 ⁱ superscript digit one
-2072 s2 superscript digit two
-2073 s3 superscript digit three
+00B9 s1 ⁱ superscript digit one
+00B2 s2 superscript digit two
+00B3 s3 superscript digit three
2074 s4 ⁴ superscript digit four
2075 s5 ⁵ superscript digit five
2076 s6 ⁶ superscript digit six
diff --git a/lib/unicode b/lib/unicode
index 6d56856..3472c5f 100644
--- a/lib/unicode
+++ b/lib/unicode
@@ -3358,6 +3358,7 @@
206e national digit shapes
206f nominal digit shapes
2070 superscript zero
+2071 superscript latin small letter i
2074 superscript four
2075 superscript five
2076 superscript six
