Revert "scripts/support/cve.py: avoid a complete clone of the CVE git repository"

This reverts commit e0ed05cc007eed630dd44b7f129903a76fab6981.

Since this commit has been applied, the update of the NVD data fails:

Checking packages CVEs
Updating from https://github.com/fkie-cad/nvd-json-data-feeds/
Traceback (most recent call last):
  File "/home/buildroot/buildroot-stats/./support/scripts/pkg-stats", line 1346, in <module>
    __main__()
  File "/home/buildroot/buildroot-stats/./support/scripts/pkg-stats", line 1335, in __main__
    check_package_cves(args.nvd_path, packages)
  File "/home/buildroot/buildroot-stats/./support/scripts/pkg-stats", line 660, in check_package_cves
    for cve in cvecheck.CVE.read_nvd_dir(nvd_path):
  File "/home/buildroot/buildroot-stats/support/scripts/cve.py", line 105, in read_nvd_dir
    CVE.download_nvd(nvd_git_dir)
  File "/home/buildroot/buildroot-stats/support/scripts/cve.py", line 74, in download_nvd
    subprocess.check_call(
  File "/usr/lib/python3.11/subprocess.py", line 413, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['git', 'pull', '--depth', '1']' returned non-zero exit status 128.

Since we couldn't immediately figure out what's going on, let's revert
for now until this get investigated and fixed.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

support/scripts/cve.py

@@ -72,7 +72,7 @@ class CVE:
         print(f"Updating from {NVD_BASE_URL}")
         if os.path.exists(nvd_git_dir):
             subprocess.check_call(
-                ["git", "pull", "--depth", "1"],
+                ["git", "pull"],
                 cwd=nvd_git_dir,
                 stdout=subprocess.DEVNULL,
                 stderr=subprocess.DEVNULL,
@@ -82,7 +82,7 @@ class CVE:
             # happily clones into an empty directory.
             os.makedirs(nvd_git_dir)
             subprocess.check_call(
-                ["git", "clone", "--depth", "1", NVD_BASE_URL, nvd_git_dir],
+                ["git", "clone", NVD_BASE_URL, nvd_git_dir],
                 stdout=subprocess.DEVNULL,
                 stderr=subprocess.DEVNULL,
             )