update lock file and workflows to poetry 1.3.1

.github/workflows/formatting.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}

.github/workflows/migrations.yml

@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}

.github/workflows/mypy.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}

.github/workflows/regtest.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
@@ -51,7 +51,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
@@ -95,7 +95,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}

.github/workflows/tests.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
@@ -31,7 +31,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
@@ -67,7 +67,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9"]
-        poetry-version: ["1.2.1"]
+        poetry-version: ["1.3.1"]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}