Use leagacy mode for shellfu-sh-coerce also for RHEL-7

Turns out perl-Term-ANSIColor is only available since RHEL-8.

packaging/template.spec

 %if ( 0%{?rhel} && 0%{?rhel} < 7 ) || ( 0%{?centos} && 0%{?centos} < 7 )
 %global pspkg procps
-%global legacy true
 %else
 %global pspkg procps-ng
-%global legacy false
+%endif
+
+%if ( 0%{?rhel} && 0%{?rhel} < 8 ) || ( 0%{?centos} && 0%{?centos} < 8 )
+%global legacy_coerce true
+%else
+%global legacy_coerce false
 %endif
 
 Name:           __MKIT_PROJ_PKGNAME__
 %package sh-coerce
 Summary: Shellfu/sh module with data coercion helpers
 Requires: perl
-%if %{legacy} == "false"
+%if %{legacy_coerce} == "false"
 Requires: perl-Term-ANSIColor
 %endif
 Requires: shellfu-sh
 
 %prep
 %setup -q
-/bin/sed -i '/^__COERCE__LEGACY=/s/:-false/:-%{legacy}/' ./src/include-sh/coerce.sh
+/bin/sed -i '/^__COERCE__LEGACY=/s/:-false/:-%{legacy_coerce}/' ./src/include-sh/coerce.sh
 
 
 %build