fixed github dependabot alerts (bumping pillow from 6.0.0 to 6.2.0)

Author: jasonzhuyx

docs/templ/example/proj/requirements-all.txt

@@ -47,7 +47,7 @@ openapi-spec-validator==0.2.6
 pathlib==1.0.1
 pbr==5.1.1
 pep8==1.7.1
-Pillow==6.0.0
+Pillow==6.2.2
 pluggy==0.8.1
 py==1.7.0
 pycparser==2.19

ml/requirements-all.txt

@@ -48,7 +48,7 @@ openapi-spec-validator==0.2.6
 pathlib==1.0.1
 pbr==5.1.1
 pep8==1.7.1
-Pillow==6.0.0
+Pillow==6.2.2
 pluggy==0.8.1
 py==1.7.0
 pycparser==2.19

ml/requirements.txt

@@ -4,7 +4,7 @@ kiwisolver==1.0.1
 matplotlib==3.0.2
 numpy==1.16.0
 pyparsing==2.3.0
-Pillow==6.0.0
+Pillow==6.2.2
 scipy==1.2.0