CICD: test risky names on *-unknown-linux-gnu

Linux + GNU is the OS + userspace least likely to run into issues with such
names, both now and in the future.

Author: jtracey

.github/workflows/CICD.yml

@@ -486,13 +486,13 @@ jobs:
       matrix:
         job:
           # - { os , target , cargo-options , features , use-cross , toolchain, skip-tests }
-          - { os: ubuntu-latest  , target: arm-unknown-linux-gnueabihf, features: feat_os_unix_gnueabihf, use-cross: use-cross, skip-tests: true }
+          - { os: ubuntu-latest  , target: arm-unknown-linux-gnueabihf , features: feat_os_unix_gnueabihf , use-cross: use-cross , skip-tests: true }
           - { os: ubuntu-latest  , target: aarch64-unknown-linux-gnu   , features: feat_os_unix_gnueabihf , use-cross: use-cross , skip-tests: true }
           - { os: ubuntu-latest  , target: aarch64-unknown-linux-musl  , features: feat_os_unix_musl      , use-cross: use-cross , skip-tests: true }
           # - { os: ubuntu-latest  , target: x86_64-unknown-linux-gnu    , features: feat_selinux           , use-cross: use-cross }
-          - { os: ubuntu-latest  , target: i686-unknown-linux-gnu      , features: feat_os_unix           , use-cross: use-cross }
+          - { os: ubuntu-latest  , target: i686-unknown-linux-gnu      , features: "feat_os_unix,test_risky_names", use-cross: use-cross }
           - { os: ubuntu-latest  , target: i686-unknown-linux-musl     , features: feat_os_unix_musl      , use-cross: use-cross }
-          - { os: ubuntu-latest  , target: x86_64-unknown-linux-gnu    , features: feat_os_unix           , use-cross: use-cross }
+          - { os: ubuntu-latest  , target: x86_64-unknown-linux-gnu    , features: "feat_os_unix,test_risky_names", use-cross: use-cross }
           - { os: ubuntu-latest  , target: x86_64-unknown-linux-musl   , features: feat_os_unix_musl      , use-cross: use-cross }
           - { os: ubuntu-latest  , target: x86_64-unknown-redox        , features: feat_os_unix_redox     , use-cross: redoxer , skip-tests: true }
           - { os: macos-latest   , target: aarch64-apple-darwin        , features: feat_os_macos } # M1 CPU