feat: cataloger for PHP Pecl and PEAR packages (#2604)

Signed-off-by: Laurent Goderre <laurent.goderre@docker.com>

cmd/syft/internal/test/integration/catalog_packages_cases_test.go

@@ -460,4 +460,12 @@ var commonTestCases = []testCase{
 			"Akismet Anti-spam: Spam Protection": "5.3",
 		},
 	},
+	{
+		name:        "find php pecl package",
+		pkgType:     pkg.PhpPeclPkg,
+		pkgLanguage: pkg.PHP,
+		pkgInfo: map[string]string{
+			"memcached": "3.2.0",
+		},
+	},
 }

cmd/syft/internal/test/integration/test-fixtures/image-pkg-coverage/pkgs/php/.registry/.channel.pecl.php.net/memcached.reg

@@ -0,0 +1 @@
+a:5:{s:4:"name";s:9:"memcached";s:4:"date";s:10:"2022-01-11";s:4:"time";s:8:"15:23:47";s:7:"version";a:2:{s:7:"release";s:5:"3.2.0";s:3:"api";s:5:"3.2.0";}s:7:"license";a:2:{s:7:"attribs";a:1:{s:3:"uri";s:26:"http://www.php.net/license";}s:8:"_content";s:11:"PHP License";}}