btrfs-progs: README: update workflow badges and links

The distro image workflow was renamed in 525bb25 ("btrfs-progs:
ci: rename image build test workflow file") and the links broke.

Remove the CodeQL from README as the scan results are not public.

[ci skip]

Signed-off-by: David Sterba <dsterba@suse.com>

Author: kdave

README.md

@@ -5,8 +5,7 @@ Btrfs-progs
 [![coverage](https://github.com/kdave/btrfs-progs/actions/workflows/coverage.yml/badge.svg)](https://github.com/kdave/btrfs-progs/actions/workflows/coverage.yml)
 [![codecov](https://codecov.io/gh/kdave/btrfs-progs/branch/coverage-test/graph/badge.svg?token=fhLI8V9s0k)](https://codecov.io/gh/kdave/btrfs-progs)
 [![static](https://github.com/kdave/btrfs-progs/actions/workflows/artifacts-static-build.yml/badge.svg)](https://github.com/kdave/btrfs-progs/actions/workflows/artifacts-static-build.yml)
-[![release](https://github.com/kdave/btrfs-progs/actions/workflows/ci-build-test.yml/badge.svg)](https://github.com/kdave/btrfs-progs/actions/workflows/ci-build-test.yml)
-[![codeql](https://github.com/kdave/btrfs-progs/actions/workflows/codeql.yml/badge.svg)](https://github.com/kdave/btrfs-progs/actions/workflows/codeql.yml)
+[![release](https://github.com/kdave/btrfs-progs/actions/workflows/image-build-test.yml/badge.svg)](https://github.com/kdave/btrfs-progs/actions/workflows/image-build-test.yml)
 
 Userspace utilities to manage btrfs filesystems.
 License: GPLv2.
@@ -66,8 +65,8 @@ and [uClibc-ng](https://www.uclibc-ng.org/).
 The supported compilers are [gcc](https://gcc.gnu.org/) (minimal version 4.8)
 and [clang](https://clang.llvm.org/) (minimal version 3.4).
 
-Build tests are done on [several distributions](https://github.com/kdave/btrfs-progs/blob/master/.github/workflows/ci-build-test.yml), see
-[Github actions workflow](https://github.com/kdave/btrfs-progs/actions/workflows/ci-build-test.yml).
+Build tests are done on [several distributions](https://github.com/kdave/btrfs-progs/blob/master/.github/workflows/image-build-test.yml), see
+[Github actions workflow](https://github.com/kdave/btrfs-progs/actions/workflows/image-build-test.yml).
 
 Reporting bugs
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