(feat): Add support for scanning openEuler images

[wjunLu]

Support for openEuler

This commit aims to support scanning openEuler docker images.

I have tested it, the result looks good for me

• scan openeuler/openeuler:22.03-lts-sp1: 3 vulnerabilities

 ✔ Loaded image                                                                               openeuler/openeuler:22.03-lts-sp1
 ✔ Parsed image                                         sha256:b81151a8664ab5c1d48ec0e7fea6a84ec19fad7a147caf216c43261c842174f6
 ✔ Cataloged contents                                          77178e2cf1578002e2496679b1fcb278b239716bd36aed4e16d276830d2ebfea
   ├── ✔ Packages                        [139 packages]
   ├── ✔ Executables                     [941 executables]
   ├── ✔ File metadata                   [8,257 locations]
   └── ✔ File digests                    [8,257 files]
 ✔ Scanned for vulnerabilities     [3 vulnerability matches]
   ├── by severity: 0 critical, 0 high, 0 medium, 3 low, 0 negligible
   └── by status:   3 fixed, 0 not-fixed, 0 ignored
NAME     INSTALLED            FIXED IN             TYPE  VULNERABILITY   SEVERITY  EPSS  RISK
curl     7.79.1-33.oe2203sp1  7.79.1-36.oe2203sp1  rpm   CVE-2024-11053  Low       N/A   N/A
libcurl  7.79.1-33.oe2203sp1  7.79.1-36.oe2203sp1  rpm   CVE-2024-11053  Low       N/A   N/A
python3  3.9.9-35.oe2203sp1   3.9.9-37.oe2203sp1   rpm   CVE-2024-11168  Low       N/A   N/A

• scan openeuler/openeuler:24.03-lts-sp2: 0 vulnerability

 ✔ Loaded image                                                                               openeuler/openeuler:24.03-lts-sp2
 ✔ Parsed image                                         sha256:306b48db5881a1242090e49655210733fcb4c5a193f3670d96d3f72c9e3fa6ff
 ✔ Cataloged contents                                          4f6b3a5ad150f2c7bb85cc167d1e18f05eea05b06ba4f9afbf2e855cb1573712
   ├── ✔ Packages                        [138 packages]
   ├── ✔ Executables                     [915 executables]
   ├── ✔ File metadata                   [7,653 locations]
   └── ✔ File digests                    [7,653 files]
 ✔ Scanned for vulnerabilities     [0 vulnerability matches]
   ├── by severity: 0 critical, 0 high, 0 medium, 0 low, 0 negligible
   └── by status:   0 fixed, 0 not-fixed, 0 ignored
No vulnerabilities found

Relatived Issue

anchore/grype#2747

[wjunLu]

@ALL!
Could anyone help review this feature?

[wjunLu]

Hi, @ALL!

Could any committers or maintainers help see this PR?