[hackers] [st] Add rin terminfo capability

[Roberto E. Vargas]

Tianlin Qu discovered that st is missing rin (scroll back #1 lines).
---
 st.info | 1 +
 1 file changed, 1 insertion(+)

diff --git a/st.info b/st.info
index e2abc98..08139e5 100644
--- a/st.info
+++ b/st.info
@@ -158,6 +158,7 @@ st-mono| simpleterm monocolor,
        rc=\E8,
        rev=\E[7m,
        ri=\EM,
+       rin=\E[%p1%dT,
        ritm=\E[23m,
        rmacs=\E(B,
        rmcup=\E[?1049l,
-- 
2.26.2