upgrade actions to cache@v2 (#4573)

Author: epwalsh

.github/workflows/master.yml

@@ -51,7 +51,7 @@ jobs:
       with:
         python-version: ${{ matrix.python }}
 
-    - uses: actions/cache@v1
+    - uses: actions/cache@v2
       with:
         path: ${{ env.pythonLocation }}
         key: ${{ runner.os }}-pydeps-${{ env.pythonLocation }}-${{ hashFiles('setup.py') }}-${{ hashFiles('dev-requirements.txt') }}
@@ -119,7 +119,7 @@ jobs:
       with:
         python-version: ${{ matrix.python }}
 
-    - uses: actions/cache@v1
+    - uses: actions/cache@v2
       with:
         path: ${{ env.pythonLocation }}
         key: ${{ runner.os }}-pydeps-${{ env.pythonLocation }}-${{ hashFiles('setup.py') }}-${{ hashFiles('dev-requirements.txt') }}
@@ -164,7 +164,7 @@ jobs:
       with:
         python-version: 3.7
 
-    - uses: actions/cache@v1
+    - uses: actions/cache@v2
       with:
         path: ${{ env.pythonLocation }}
         key: ${{ runner.os }}-pydeps-${{ env.pythonLocation }}-${{ hashFiles('setup.py') }}-${{ hashFiles('dev-requirements.txt') }}
@@ -332,7 +332,7 @@ jobs:
       with:
         python-version: 3.7
 
-    - uses: actions/cache@v1
+    - uses: actions/cache@v2
       with:
         path: ${{ env.pythonLocation }}
         key: ${{ runner.os }}-pydeps-${{ env.pythonLocation }}-${{ hashFiles('setup.py') }}-${{ hashFiles('dev-requirements.txt') }}

.github/workflows/pull_request.yml

@@ -58,7 +58,7 @@ jobs:
       with:
         python-version: ${{ matrix.python }}
 
-    - uses: actions/cache@v1
+    - uses: actions/cache@v2
       with:
         path: ${{ env.pythonLocation }}
         key: ${{ runner.os }}-pydeps-${{ env.pythonLocation }}-${{ hashFiles('setup.py') }}-${{ hashFiles('dev-requirements.txt') }}
@@ -127,7 +127,7 @@ jobs:
       with:
         python-version: ${{ matrix.python }}
 
-    - uses: actions/cache@v1
+    - uses: actions/cache@v2
       with:
         path: ${{ env.pythonLocation }}
         key: ${{ runner.os }}-pydeps-${{ env.pythonLocation }}-${{ hashFiles('setup.py') }}-${{ hashFiles('dev-requirements.txt') }}