ci: Bump Pyython for testing

Author: pgrzesik

.github/workflows/validate.yml

@@ -43,10 +43,10 @@ jobs:
             npm-v14-${{ runner.os }}-${{ github.ref }}-
             npm-v14-${{ runner.os }}-refs/heads/master-
 
-      - name: Set up Python 3.7
+      - name: Set up Python 3.8
         uses: actions/setup-python@v2
         with:
-          python-version: 3.7
+          python-version: 3.8
 
       - name: Install Node.js and npm
         uses: actions/setup-node@v1

tests/individually/serverless.yml

@@ -2,7 +2,7 @@ service: sls-py-req-test-indiv
 
 provider:
   name: aws
-  runtime: python3.7
+  runtime: python3.8
 
 package:
   individually: true

tests/non_build_pyproject/serverless.yml

@@ -2,7 +2,7 @@ service: sls-py-req-test
 
 provider:
   name: aws
-  runtime: python3.7
+  runtime: python3.8
 
 plugins:
   - serverless-python-requirements

tests/non_poetry_pyproject/serverless.yml

@@ -2,7 +2,7 @@ service: sls-py-req-test
 
 provider:
   name: aws
-  runtime: python3.7
+  runtime: python3.8
 
 plugins:
   - serverless-python-requirements

tests/pipenv/serverless.yml

@@ -2,7 +2,7 @@ service: sls-py-req-test
 
 provider:
   name: aws
-  runtime: python3.7
+  runtime: python3.8
 
 plugins:
   - serverless-python-requirements

tests/poetry/serverless.yml

@@ -2,7 +2,7 @@ service: sls-py-req-test
 
 provider:
   name: aws
-  runtime: python3.7
+  runtime: python3.8
 
 plugins:
   - serverless-python-requirements

tests/poetry_individually/serverless.yml

@@ -2,7 +2,7 @@ service: sls-py-req-test
 
 provider:
   name: aws
-  runtime: python3.7
+  runtime: python3.8
 
 plugins:
   - serverless-python-requirements

tests/poetry_packages/serverless.yml

@@ -2,7 +2,7 @@ service: sls-py-req-test
 
 provider:
   name: aws
-  runtime: python3.7
+  runtime: python3.8
 
 plugins:
   - serverless-python-requirements