ci: migrate macos-10.05 to macos-11

Author: zeriyoshi

.github/actions/brew/action.yml

@@ -2,7 +2,7 @@ name: brew
 runs:
   using: composite
   steps:
-    - shell: bash
+    - shell: zsh
       run: |
         set -x
         brew install \

.github/actions/configure-macos/action.yml

@@ -6,7 +6,7 @@ inputs:
 runs:
   using: composite
   steps:
-    - shell: bash
+    - shell: zsh
       run: |
         set -x
         export PATH="/usr/local/opt/bison/bin:$PATH"

.github/actions/test-macos/action.yml

@@ -6,7 +6,7 @@ inputs:
 runs:
   using: composite
   steps:
-    - shell: bash
+    - shell: zsh
       run: |
         set -x
         export SKIP_IO_CAPTURE_TESTS=1

.github/workflows/nightly.yml

@@ -105,7 +105,7 @@ jobs:
         debug: [true, false]
         zts: [true, false]
     name: "${{ matrix.branch.name }}_MACOS_${{ matrix.debug && 'DEBUG' || 'RELEASE' }}_${{ matrix.zts && 'ZTS' || 'NTS' }}"
-    runs-on: macos-10.15
+    runs-on: macos-11
     steps:
       - name: git checkout
         uses: actions/checkout@v2

.github/workflows/push.yml

@@ -60,7 +60,7 @@ jobs:
       - name: Verify generated files are up to date
         uses: ./.github/actions/verify-generated-files
   MACOS_DEBUG_NTS:
-    runs-on: macos-10.15
+    runs-on: macos-11
     steps:
       - name: git checkout
         uses: actions/checkout@v2