Update dependency postcss to v8.5.26 (#19799)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -108,7 +108,7 @@
     "oxc-parser": "0.143.0",
     "parse-json": "8.3.0",
     "picocolors": "1.1.1",
-    "postcss": "8.5.25",
+    "postcss": "8.5.26",
     "postcss-less": "6.0.0",
     "postcss-media-query-parser": "0.2.3",
     "postcss-scss": "4.0.9",

yarn.lock

@@ -7455,12 +7455,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"nanoid@npm:^3.3.16":
-  version: 3.3.16
-  resolution: "nanoid@npm:3.3.16"
+"nanoid@npm:^3.3.17":
+  version: 3.3.17
+  resolution: "nanoid@npm:3.3.17"
   bin:
     nanoid: bin/nanoid.cjs
-  checksum: 10/8004af92b5541af1dbd23b69845b5026f777d5b7ef07163cea1837aae86e052ced8b383cecbf8a4f1b5e77ae207df96dc45e16b9e0fa3c4b761d085f1e42851b
+  checksum: 10/54c3238ba6ea31c173ccf70922481814892075dbf1b4636abec249d0b34d5594fc9a8892c04872068674010a11fa3d18316dc06e59e700def131ff9d8e740426
   languageName: node
   linkType: hard
 
@@ -8165,14 +8165,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:8.5.25":
-  version: 8.5.25
-  resolution: "postcss@npm:8.5.25"
+"postcss@npm:8.5.26":
+  version: 8.5.26
+  resolution: "postcss@npm:8.5.26"
   dependencies:
-    nanoid: "npm:^3.3.16"
+    nanoid: "npm:^3.3.17"
     picocolors: "npm:^1.1.1"
     source-map-js: "npm:^1.2.1"
-  checksum: 10/68aaeb314a1b2407e11e926acc0462b01b3e911d3d9e755d06adc5b2ececdefe8432dc3c3c93eacc07138952e17997d4674529061b8e3a338a7ac4c1accfdf98
+  checksum: 10/842a624f822f77cb37264cc24f0cf97c0a69dd8d6f7b4a6d76b5a8dc95355899dd044f33a2d4e890da858293de570fce18dff453f3b629ff14cac67a3591895a
   languageName: node
   linkType: hard
 
@@ -8317,7 +8317,7 @@ __metadata:
     oxc-parser: "npm:0.143.0"
     parse-json: "npm:8.3.0"
     picocolors: "npm:1.1.1"
-    postcss: "npm:8.5.25"
+    postcss: "npm:8.5.26"
     postcss-less: "npm:6.0.0"
     postcss-media-query-parser: "npm:0.2.3"
     postcss-scss: "npm:4.0.9"