Merge pull request #219 from CSCfi/dependabot/pip/numpy-1.21.4

Bump numpy from 1.21.3 to 1.21.4

Author: blankdots

setup.py

@@ -55,7 +55,7 @@
     extras_require={
         "vcf": [
             "cyvcf2==0.10.1; python_version < '3.7'",
-            "numpy==1.21.3",
+            "numpy==1.21.4",
             "cyvcf2; python_version >= '3.7'",
             "Cython==0.29.24",
         ],