fix: some problems with formatting the man page

FossilOrigin-Name: 644192a15d18a14cd761e8f7b152fa3c3a92e6b7683c187ba20ca71bce8666c9

tools/nish.1.in

@@ -1,17 +1,16 @@
 .\" Manpage for nish.
-.\" Contact [email protected] to correct errors or typos.
-.TH man 1 "30 Nov 2023" "0.7.0" "nish man page"
+.TH man 1 "30 Nov 2023" "[VERSION]" "nish man page"
 .SH NAME
-nish \- non-POSIX, multiplatform command-line shell
+nish - non-POSIX, multiplatform command-line shell
 .SH SYNOPSIS
 nish [-h] [-v] [--db path] [-c command]
 .SH DESCRIPTION
-[README.md]
+ [README.md]
 .SH OPTIONS
--h or --help      Show the available options for the shell
--v or --version   Show the information about the shell version
---db path         Set the database for the shell. If doesn't exists, it will be created
--c command        Execute the selected command and quit from the shell
+ -h or --help      Show the available options for the shell
+ -v or --version   Show the information about the shell version
+ --db path         Set the database for the shell. If doesn't exists, it will be created
+ -c command        Execute the selected command and quit from the shell
 .SH SEE ALSO
 sh(8), shells(5)
 .SH BUGS