fix shields.io badges in README.md

[yurnov]

SUMMARY

This PR fixes shields.io badges in README.md. It's just cosmetic bugfix

ISSUE TYPE

• Bugfix Pull Request

COMPONENT NAME

README.md

ADDITIONAL INFORMATION

Current README.md:

This PR:

[softwarefactory-project-zuul]

Build succeeded.
https://ansible.softwarefactory-project.io/zuul/buildset/7894f39cb1834dadbb93e94b41c74006

✔️ ansible-galaxy-importer SUCCESS in 7m 57s
✔️ build-ansible-collection SUCCESS in 6m 58s

[softwarefactory-project-zuul]

Build succeeded.
https://ansible.softwarefactory-project.io/zuul/buildset/9baff64880bc4a5a9e0cb004d1ec09d5

✔️ ansible-galaxy-importer SUCCESS in 4m 07s
✔️ build-ansible-collection SUCCESS in 7m 01s

[yurnov]

It seems that failed test is not related to this PR

[softwarefactory-project-zuul]

Build succeeded.
https://ansible.softwarefactory-project.io/zuul/buildset/fe7a410e04434f1a8cd42c9086f5a7d0

✔️ ansible-galaxy-importer SUCCESS in 4m 24s
✔️ build-ansible-collection SUCCESS in 7m 00s

[softwarefactory-project-zuul]

Build succeeded.
https://ansible.softwarefactory-project.io/zuul/buildset/69e8cf0c55f3414f9c689777f18c8308

✔️ ansible-galaxy-importer SUCCESS in 7m 53s
✔️ build-ansible-collection SUCCESS in 6m 56s

[softwarefactory-project-zuul]

Build succeeded (gate pipeline).
https://ansible.softwarefactory-project.io/zuul/buildset/b436fee6758a4bb096490664bd00b0fe

✔️ ansible-galaxy-importer SUCCESS in 3m 04s
✔️ build-ansible-collection SUCCESS in 7m 22s

[patchback]

Backport to stable-5: 💚 backport PR created

✅ Backport PR branch: patchback/backports/stable-5/0afd257dd04d0d00de259b12b2aa1c64f253b15e/pr-749

Backported as #817

🤖 @patchback
I'm built with octomachinery and
my source is open — https://github.com/sanitizers/patchback-github-app.