pip: bump ruff to 0.15.21, pyasn1 to 0.6.4 (#449)

Updates `ruff` from 0.15.20 to 0.15.21
Updates `pyasn1` from 0.6.3 to 0.6.4

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pip-requirements.txt

@@ -1,9 +1,9 @@
 edk2-pytool-library==0.23.15
 edk2-pytool-extensions==0.31.0
-ruff==0.15.20
+ruff==0.15.21
 pytest==9.1.1
 pefile==2024.8.26
-pyasn1==0.6.3
+pyasn1==0.6.4
 pyasn1_modules==0.4.2
 cryptography==49.0.0
 jsonschema[format]==4.26.0