Revert "sh/tests: Cut down builtins/read12.0 by 2 seconds"

Dag-Erling Smørgrav does not like this, but I do not understand why.

This reverts commit 1df431576f.

bin/sh/tests/builtins/read11.0

@@ -27,7 +27,6 @@ ts=$(date +%s%3N)
 read -t 0 v <&3 || r=$?
 te=$(date +%s%3N)
 kill -TERM "$!" || :
-[ "$r" -gt 128 ]
-[ "$(kill -l "$r")" = ALRM ]
+[ "$r" -gt 128 ] && [ "$(kill -l "$r")" = ALRM ]
 [ $((te-ts)) -lt 250 ]
 [ -z "$v" ]

bin/sh/tests/builtins/read12.0

@@ -1,5 +1,5 @@
-# Verify that `read -t 1 v` succeeds immediately if input is available
-# and times out after 1 s if not
+# Verify that `read -t 3 v` succeeds immediately if input is available
+# and times out after 3 s if not
 
 set -e
 
@@ -15,7 +15,7 @@ exec 3<fifo1
 v=original_value
 r=0
 ts=$(date +%s%3N)
-read -t 1 v <&3 || r=$?
+read -t 3 v <&3 || r=$?
 te=$(date +%s%3N)
 [ "$r" -eq 0 ]
 [ $((te-ts)) -lt 250 ]
@@ -24,11 +24,9 @@ te=$(date +%s%3N)
 v=original_value
 r=0
 ts=$(date +%s%3N)
-read -t 1 v <&3 || r=$?
+read -t 3 v <&3 || r=$?
 te=$(date +%s%3N)
 kill -TERM "$!" || :
-[ "$r" -gt 128 ]
-[ "$(kill -l "$r")" = ALRM ]
-[ $((te-ts)) -ge 1000 ]
-[ $((te-ts)) -lt 1250 ]
+[ "$r" -gt 128 ] && [ "$(kill -l "$r")" = ALRM ]
+[ $((te-ts)) -gt 3000 ] && [ $((te-ts)) -lt 3250 ]
 [ -z "$v" ]