Add pecl pipelines for phpize & install.

pkg/build/pipelines/pecl/install.yaml

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+name: Installs and enables a PHP PECL module.
+
+needs:
+  packages:
+    - automake
+    - busybox
+    - cmake
+    - php-8.1-dev
+
+inputs:
+  extension:
+    description: Name of the PECL extension to install.
+    required: true
+
+pipeline:
+  - runs: |
+      make INSTALL_ROOT="${{targets.destdir}}" install
+      install -d ${{targets.destdir}}/etc/php/conf.d
+      echo "extension=${{inputs.extension}}" > ${{targets.destdir}}/etc/php/conf.d/${{inputs.extension}}.ini

pkg/build/pipelines/pecl/phpize.yaml

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+name: PHP phpize and configure a PHP PECL module. Requires php-dev version to be installed.
+
+needs:
+  packages:
+    - autoconf
+    - busybox
+
+inputs:
+  php-config:
+    description: php-config to use
+    default: "php-config"
+  prefix:
+    description: prefix to use for configure
+    default: "/usr"
+
+pipeline:
+  - runs: |
+      phpize
+      ./configure --prefix=${{inputs.prefix}} --with-php-config=${{inputs.php-config}}