Bump actions/cache from 2.1.6 to 2.1.7 (#3364)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build.yml

@@ -52,7 +52,7 @@ jobs:
 
       - name: Cache Qt
         id: cache-qt
-        uses: actions/cache@v2.1.6
+        uses: actions/cache@v2.1.7
         with:
           path: ../Qt
           key: ${{ runner.os }}-QtCache-${{ matrix.qt-version }}-20210109
@@ -73,7 +73,7 @@ jobs:
       # WINDOWS
       - name: Cache conan packages
         if: startsWith(matrix.os, 'windows')
-        uses: actions/cache@v2.1.6
+        uses: actions/cache@v2.1.7
         with:
           key: ${{ runner.os }}-conan-${{ hashFiles('**/conanfile.txt') }}-20210412
           path: C:/.conan/

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
 
       - name: Cache Qt
         id: cache-qt
-        uses: actions/cache@v2.1.6
+        uses: actions/cache@v2.1.7
         with:
           path: ../Qt
           key: ${{ runner.os }}-QtCache-20201005