re-usable workflows curl scripts

Motivation:

Other workflows re-use the NIO workflows they don't do a full git
checkout so they don't have access to the scripts, we need to curl them.

Modifications:

curl the scripts

Result:

Downstream repositories should be able to re-use these workflows

Author: rnro

.github/workflows/benchmarks.yml

@@ -56,7 +56,7 @@ jobs:
         with:
           persist-credentials: false
       - id: generate-matrix
-        run: echo "benchmarks-matrix=$(./scripts/generate_matrix.sh)" >> "$GITHUB_OUTPUT"
+        run: echo "benchmarks-matrix=$(curl -s https://raw.githubusercontent.com/apple/swift-nio/main/scripts/generate_matrix.sh | bash)" >> "$GITHUB_OUTPUT"
         env:
           MATRIX_LINUX_COMMAND: "swift package --package-path ${{ inputs.benchmark_package_path }} ${{ inputs.swift_package_arguments }} benchmark baseline check --check-absolute-path ${{ inputs.benchmark_package_path }}/Thresholds/${SWIFT_VERSION}/"
           MATRIX_LINUX_SETUP_COMMAND: "apt-get update -y -q && apt-get install -y -q libjemalloc-dev"

.github/workflows/cxx_interop.yml

@@ -49,7 +49,7 @@ jobs:
         with:
           persist-credentials: false
       - id: generate-matrix
-        run: echo "cxx-interop-matrix=$(./scripts/generate_matrix.sh)" >> "$GITHUB_OUTPUT"
+        run: echo "cxx-interop-matrix=$(curl -s https://raw.githubusercontent.com/apple/swift-nio/main/scripts/generate_matrix.sh | bash)" >> "$GITHUB_OUTPUT"
         env:
           MATRIX_LINUX_COMMAND: "curl -s https://raw.githubusercontent.com/apple/swift-nio/main/scripts/check-cxx-interop-compatibility.sh | bash"
           MATRIX_LINUX_SETUP_COMMAND: "apt-get update -y -q && apt-get install -y -q curl jq"

.github/workflows/main.yml

@@ -41,7 +41,7 @@ jobs:
         with:
           persist-credentials: false
       - id: generate-matrix
-        run: echo "integration-test-matrix=$(./scripts/generate_matrix.sh)" >> "$GITHUB_OUTPUT"
+        run: echo "integration-test-matrix=$(curl -s https://raw.githubusercontent.com/apple/swift-nio/main/scripts/generate_matrix.sh | bash)" >> "$GITHUB_OUTPUT"
         env:
           MATRIX_LINUX_SETUP_COMMAND: "apt-get update -y -q && apt-get install -y -q lsof dnsutils netcat-openbsd net-tools curl jq"
           MATRIX_LINUX_COMMAND: "./scripts/integration_tests.sh"

.github/workflows/pull_request.yml

@@ -45,7 +45,7 @@ jobs:
         with:
           persist-credentials: false
       - id: generate-matrix
-        run: echo "integration-test-matrix=$(./scripts/generate_matrix.sh)" >> "$GITHUB_OUTPUT"
+        run: echo "integration-test-matrix=$(curl -s https://raw.githubusercontent.com/apple/swift-nio/main/scripts/generate_matrix.sh | bash)" >> "$GITHUB_OUTPUT"
         env:
           MATRIX_LINUX_SETUP_COMMAND: "apt-get update -y -q && apt-get install -y -q lsof dnsutils netcat-openbsd net-tools curl jq"
           MATRIX_LINUX_COMMAND: "./scripts/integration_tests.sh"

.github/workflows/unit_tests.yml

@@ -81,7 +81,7 @@ jobs:
         with:
           persist-credentials: false
       - id: generate-matrix
-        run: echo "unit-test-matrix=$(./scripts/generate_matrix.sh)" >> "$GITHUB_OUTPUT"
+        run: echo "unit-test-matrix=$(curl -s https://raw.githubusercontent.com/apple/swift-nio/main/scripts/generate_matrix.sh | bash)" >> "$GITHUB_OUTPUT"
         env:
           MATRIX_LINUX_COMMAND: "swift test"
           MATRIX_LINUX_5_9_ENABLED: ${{ inputs.linux_5_9_enabled }}