Bump symfony/polyfill-php72 from 1.18.0 to 1.18.1

Bumps symfony/polyfill-php72 from 1.18.0 to 1.18.1.

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

composer.lock

@@ -4124,12 +4124,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/Roave/SecurityAdvisories.git",
-                "reference": "38ea77863c1b13199948363e9cf7f7dd35a06e37"
+                "reference": "2ef1995958f6434d5d408d7baa6612c7d239cc54"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Roave/SecurityAdvisories/zipball/38ea77863c1b13199948363e9cf7f7dd35a06e37",
-                "reference": "38ea77863c1b13199948363e9cf7f7dd35a06e37",
+                "url": "https://api.github.com/repos/Roave/SecurityAdvisories/zipball/2ef1995958f6434d5d408d7baa6612c7d239cc54",
+                "reference": "2ef1995958f6434d5d408d7baa6612c7d239cc54",
                 "shasum": ""
             },
             "conflict": {
@@ -4233,6 +4233,7 @@
                 "october/backend": ">=1.0.319,<1.0.467",
                 "october/cms": ">=1.0.319,<1.0.466",
                 "october/october": ">=1.0.319,<1.0.466",
+                "october/rain": ">=1.0.319,<1.0.468",
                 "onelogin/php-saml": "<2.10.4",
                 "oneup/uploader-bundle": "<1.9.3|>=2,<2.1.5",
                 "openid/php-openid": "<2.3",
@@ -4292,6 +4293,7 @@
                 "ssddanbrown/bookstack": "<0.29.2",
                 "stormpath/sdk": ">=0,<9.9.99",
                 "studio-42/elfinder": "<2.1.49",
+                "sulu/sulu": "<1.6.34|>=2,<2.0.10|>=2.1,<2.1.1",
                 "swiftmailer/swiftmailer": ">=4,<5.4.5",
                 "sylius/admin-bundle": ">=1,<1.0.17|>=1.1,<1.1.9|>=1.2,<1.2.2",
                 "sylius/grid": ">=1,<1.1.19|>=1.2,<1.2.18|>=1.3,<1.3.13|>=1.4,<1.4.5|>=1.5,<1.5.1",
@@ -4409,7 +4411,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-07-31T18:02:22+00:00"
+            "time": "2020-08-05T22:02:01+00:00"
         },
         {
             "name": "sabre/event",
@@ -5533,7 +5535,7 @@
         },
         {
             "name": "symfony/polyfill-php72",
-            "version": "v1.18.0",
+            "version": "v1.18.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-php72.git",