Pull request: all: rm inactive list, imp lint script

Updates #2644.

Squashed commit of the following:

commit 1a1c2f0a232885d8ea6335bce2831a5a21fe800a
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Fri Jun 25 18:17:51 2021 +0300

    all: rm inactive list, imp lint script

scripts/make/go-lint.sh

@@ -50,7 +50,6 @@ trap not_found EXIT
 # Warnings
 
 go_min_version='go1.16'
-go_min_version_prefix="go version ${go_min_version}"
 go_version_msg="
 warning: your go version is different from the recommended minimal one (${go_min_version}).
 if you have the version installed, please set the GO environment variable.
@@ -58,11 +57,11 @@ for example:
 
 	export GO='${go_min_version}'
 "
-readonly go_min_version go_min_version_prefix go_version_msg
+readonly go_min_version go_version_msg
 
 case "$( "$GO" version )"
 in
-("$go_min_version_prefix"*)
+('go version'*"$go_min_version"*)
 	# Go on.
 	;;
 (*)