Update python to 3.10 for CI tests (open-telemetry#1485)

Author: jeffreyc-splunk

.github/workflows/build-and-test.yml

@@ -21,8 +21,8 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: 3.8.5
-  PIP_VERSION: 20.2.4
+  PYTHON_VERSION: '3.10'
+  PIP_VERSION: '22.0.4'
   REQUIREMENTS_PATH: "internal/buildscripts/packaging/tests/requirements.txt"
   RESULT_PATH: "~/testresults"
   GO_VERSION: 1.18.1

.github/workflows/installer-script-test.yml

@@ -27,8 +27,8 @@ jobs:
         PACKAGE_TYPE: [ "deb", "rpm" ]
         INSTRUMENTATION: [ "true", "false" ]
     env:
-      PYTHON_VERSION: 3.8.5
-      PIP_VERSION: 20.2.4
+      PYTHON_VERSION: '3.10'
+      PIP_VERSION: '22.0.4'
       REQUIREMENTS_PATH: "internal/buildscripts/packaging/tests/requirements.txt"
       RESULT_PATH: "~/testresults"
     steps:

.github/workflows/puppet-test.yml

@@ -25,8 +25,8 @@ jobs:
       matrix:
         PACKAGE_TYPE: [ "deb", "rpm" ]
     env:
-      PYTHON_VERSION: 3.8.5
-      PIP_VERSION: 20.2.4
+      PYTHON_VERSION: '3.10'
+      PIP_VERSION: '22.0.4'
       REQUIREMENTS_PATH: "internal/buildscripts/packaging/tests/requirements.txt"
       RESULT_PATH: "~/testresults"
     steps:

.github/workflows/salt-test.yml

@@ -18,8 +18,8 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: 3.8.5
-  PIP_VERSION: 20.2.4
+  PYTHON_VERSION: '3.10'
+  PIP_VERSION: '22.0.4'
   REQUIREMENTS_PATH: "internal/buildscripts/packaging/tests/requirements.txt"
   RESULT_PATH: "~/testresults"