Updated package dependencies.

requirements/dev.txt

@@ -8,13 +8,13 @@ atomicwrites==1.4.0
     # via pytest
 attrs==21.2.0
     # via pytest
-click==8.0.0
+click==8.0.1
     # via pip-tools
 colorama==0.4.4
     # via
     #   click
     #   pytest
-coverage[toml]==5.5
+coverage==5.5
     # via pytest-cov
 iniconfig==1.1.1
     # via pytest
@@ -30,17 +30,17 @@ py==1.10.0
     # via pytest
 pyparsing==2.4.7
     # via packaging
-pytest-cov==2.12.0
+pytest-cov==2.12.1
     # via -r requirements/dev.in
 pytest==6.2.4
     # via
     #   -r requirements/dev.in
     #   pytest-cov
 toml==0.10.2
     # via
-    #   coverage
     #   pep517
     #   pytest
+    #   pytest-cov
 
 # The following packages are considered to be unsafe in a requirements file:
 # pip

requirements/docs.txt

@@ -8,7 +8,7 @@ alabaster==0.7.12
     # via sphinx
 babel==2.9.1
     # via sphinx
-certifi==2020.12.5
+certifi==2021.5.30
     # via requests
 chardet==4.0.0
     # via requests
@@ -22,12 +22,10 @@ idna==2.10
     # via requests
 imagesize==1.2.0
     # via sphinx
-jinja2==2.11.3
+jinja2==3.0.1
     # via sphinx
-markupsafe==1.1.1
-    # via
-    #   jinja2
-    #   sphinx
+markupsafe==2.0.1
+    # via jinja2
 packaging==20.9
     # via sphinx
 pygments==2.9.0
@@ -42,21 +40,21 @@ snowballstemmer==2.1.0
     # via sphinx
 sphinx-rtd-theme==0.5.2
     # via -r requirements/docs.in
-sphinx==4.0.1
+sphinx==4.0.2
     # via sphinx-rtd-theme
 sphinxcontrib-applehelp==1.0.2
     # via sphinx
 sphinxcontrib-devhelp==1.0.2
     # via sphinx
-sphinxcontrib-htmlhelp==1.0.3
+sphinxcontrib-htmlhelp==2.0.0
     # via sphinx
 sphinxcontrib-jsmath==1.0.1
     # via sphinx
 sphinxcontrib-qthelp==1.0.3
     # via sphinx
-sphinxcontrib-serializinghtml==1.1.4
+sphinxcontrib-serializinghtml==1.1.5
     # via sphinx
-urllib3==1.26.4
+urllib3==1.26.5
     # via requests
 
 # The following packages are considered to be unsafe in a requirements file: