Merge lint and mypy tox tasks

sdks/python/test-suites/tox/pycommon/build.gradle

diff --git a/sdks/python/test-suites/tox/pycommon/build.gradle b/sdks/python/test-suites/tox/pycommon/build.gradle
index 38cf399..7a763cc 100644
--- a/sdks/python/test-suites/tox/pycommon/build.gradle
+++ b/sdks/python/test-suites/tox/pycommon/build.gradle
@@ -40,6 +40,3 @@
 
 toxTask "lint", "lint", "${posargs}"
 linter.dependsOn lint
-
-toxTask "mypy", "mypy", "${posargs}"
-linter.dependsOn mypy

sdks/python/tox.ini

diff --git a/sdks/python/tox.ini b/sdks/python/tox.ini
index cb84425..532dd0b 100644
--- a/sdks/python/tox.ini
+++ b/sdks/python/tox.ini
@@ -187,9 +187,16 @@
   pylint==4.0.2
   isort==7.0.0
   flake8==4.0.1
+  mypy==1.13.0
+  dask==2022.01.0
+  distributed==2022.01.0
+extras =
+  gcp
 commands =
   pylint --version
   time {toxinidir}/scripts/run_pylint.sh
+  mypy --version
+  time python setup.py mypy
 
 [testenv:whitespacelint]
 setenv =
@@ -198,19 +205,6 @@
 commands =
   time {toxinidir}/scripts/run_whitespacelint.sh
 
-[testenv:mypy]
-deps =
-  mypy==1.13.0
-  dask==2022.01.0
-  distributed==2022.01.0
-# make extras available in case any of these libs are typed
-extras =
-  gcp
-commands =
-  mypy --version
-  python setup.py mypy
-
-
 [testenv:docs]
 extras = test,gcp,docs,interactive,dataframe,dask
 deps =