maybe fix more things

Author: zbjornson

.github/workflows/prebuild.yaml

@@ -49,7 +49,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [8, 9, 10, 11] # 12, 13, 14, 15, 16, 17, 18, 19
+        node: [8, 9] # 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
         canvas_tag: ["v2.11.0"] # e.g. "v2.6.1"
     name: ${{ matrix.canvas_tag }}, Node.js ${{ matrix.node }}, Linux
     runs-on: ubuntu-latest
@@ -81,7 +81,7 @@ jobs:
           set -ex
           mkdir -p prebuild
           cp -rfv ./prebuild-branch/prebuild/* ./prebuild/
-          npm install -g node-gyp@7
+          npm install -g node-gyp@6
           npm install --ignore-scripts
           . prebuild/Linux/preinstall.sh
           cp prebuild/Linux/binding.gyp binding.gyp
@@ -214,7 +214,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [8, 9, 10, 11] # 12, 13, 14, 15, 16, 17, 18, 19
+        node: [8, 9] # 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
         canvas_tag: ["v2.11.0"] # e.g. "v2.6.1"
     name: ${{ matrix.canvas_tag}}, Node.js ${{ matrix.node }}, Windows
     runs-on: windows-2019
@@ -245,7 +245,7 @@ jobs:
         run: |
           git checkout ${{ matrix.canvas_tag }}
           git checkout $env:GITHUB_SHA -- prebuild/
-          npm install -g node-gyp@8
+          npm install -g node-gyp@6
           npm install --ignore-scripts
           msys2 -c ". prebuild/Windows/preinstall.sh"
           msys2 -c "cp prebuild/Windows/binding.gyp binding.gyp"

prebuild/macOS/preinstall.sh

@@ -1,4 +1,4 @@
 brew update
-brew install pkg-config cairo pango librsvg python3 giflib # python3 is for macpack
+brew install pkg-config cairo pango librsvg giflib # python3 is for macpack
 # brew upgrade python # activates python 3
 pip3 install --user macpack