hstr: update to version 2.6. (#7782)

Fixes some overflow and memory leak issues:
https://github.com/dvorka/hstr/releases/tag/2.6

Mark x86_gcc2 as broken (hstr uses "-std=c99").

app-shells/hstr/hstr-2.6.recipe

@@ -2,14 +2,14 @@ SUMMARY="Shell history suggest box"
 DESCRIPTION="Easily view, navigate, search and use your command history with \
 shell history suggest box for Bash."
 HOMEPAGE="http://me.mindforger.com/projects/hh.html"
-COPYRIGHT="2014-2021 Martin Dvorak"
+COPYRIGHT="2014-2022 Martin Dvorak"
 LICENSE="Apache v2"
-REVISION="2"
+REVISION="1"
 SOURCE_URI="https://github.com/dvorka/hstr/archive/$portVersion.tar.gz"
-CHECKSUM_SHA256="7f5933fc07d55d09d5f7f9a6fbfdfc556d8a7d8575c3890ac1e672adabd2bec4"
+CHECKSUM_SHA256="085f8a087481bcdf33e75e2fa5aaa9289931782c0bee2db3e02425b9a7d83cdf"
 PATCHES="hstr-$portVersion.patchset"
 
-ARCHITECTURES="all ?x86_gcc2"
+ARCHITECTURES="all !x86_gcc2"
 SECONDARY_ARCHITECTURES="x86"
 
 # On x86_gcc2 we don't want to install the commands in bin/<arch>/, but in bin/.
@@ -22,7 +22,6 @@ fi
 
 PROVIDES="
 	hstr$secondaryArchSuffix = $portVersion
-	cmd:hh$commandSuffix = $portVersion
 	cmd:hstr$commandSuffix = $portVersion
 	"
 REQUIRES="