Improve readability

Signed-off-by: Janos Varga <113785741+vargajb@users.noreply.github.com>

Author: vargajb

COBOL Programming Course #2 - Learning COBOL/Labs/cbl/SRCHBIN.cobol

@@ -68,6 +68,6 @@
       *
        READ-RECORD.
            READ ACCT-REC
-           AT END SET END-OF-FILE TO TRUE
+               AT END SET END-OF-FILE TO TRUE
            END-READ.
       *