fix(deps): update dependency postcss to v8.4.47

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

yarn.lock

@@ -37084,13 +37084,13 @@ __metadata:
   linkType: hard
 
 "postcss@npm:^8.1.0, postcss@npm:^8.4.33, postcss@npm:^8.4.43":
-  version: 8.4.45
-  resolution: "postcss@npm:8.4.45"
+  version: 8.4.47
+  resolution: "postcss@npm:8.4.47"
   dependencies:
     nanoid: ^3.3.7
-    picocolors: ^1.0.1
-    source-map-js: ^1.2.0
-  checksum: 3223cdad4a9392c0b334ee3ee7e4e8041c631cb6160609cef83c18d2b2580e931dd8068ab13cc6000c1a254d57492ac6c38717efc397c5dcc9756d06bc9c44f3
+    picocolors: ^1.1.0
+    source-map-js: ^1.2.1
+  checksum: f78440a9d8f97431dd2ab1ab8e1de64f12f3eff38a3d8d4a33919b96c381046a314658d2de213a5fa5eb296b656de76a3ec269fdea27f16d5ab465b916a0f52c
   languageName: node
   linkType: hard
 
@@ -40553,10 +40553,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"source-map-js@npm:^1.2.0":
-  version: 1.2.0
-  resolution: "source-map-js@npm:1.2.0"
-  checksum: 791a43306d9223792e84293b00458bf102a8946e7188f3db0e4e22d8d530b5f80a4ce468eb5ec0bf585443ad55ebbd630bf379c98db0b1f317fd902500217f97
+"source-map-js@npm:^1.2.1":
+  version: 1.2.1
+  resolution: "source-map-js@npm:1.2.1"
+  checksum: 4eb0cd997cdf228bc253bcaff9340afeb706176e64868ecd20efbe6efea931465f43955612346d6b7318789e5265bdc419bc7669c1cebe3db0eb255f57efa76b
   languageName: node
   linkType: hard