chore: bump postcss from 8.4.47 to 8.4.49

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.47 to 8.4.49.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.47...8.4.49)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -52,7 +52,7 @@
     "framer-motion": "^11.11.11",
     "immutable": "^5.0.0-rc.2",
     "matrix-js-sdk": "^34.9.0",
-    "postcss": "^8.4.47",
+    "postcss": "^8.4.49",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-icons": "^5.3.0",

yarn.lock

@@ -10591,7 +10591,7 @@ __metadata:
     husky-init: "npm:8.0.0"
     immutable: "npm:^5.0.0-rc.2"
     matrix-js-sdk: "npm:^34.9.0"
-    postcss: "npm:^8.4.47"
+    postcss: "npm:^8.4.49"
     prettier: "npm:3.3.3"
     prettier-plugin-tailwindcss: "npm:^0.6.8"
     prop-types: "npm:^15.8.1"
@@ -11177,7 +11177,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"picocolors@npm:^1.0.0, picocolors@npm:^1.0.1, picocolors@npm:^1.1.0":
+"picocolors@npm:^1.0.0, picocolors@npm:^1.0.1, picocolors@npm:^1.1.0, picocolors@npm:^1.1.1":
   version: 1.1.1
   resolution: "picocolors@npm:1.1.1"
   checksum: 10c0/e2e3e8170ab9d7c7421969adaa7e1b31434f789afb9b3f115f6b96d91945041ac3ceb02e9ec6fe6510ff036bcc0bf91e69a1772edc0b707e12b19c0f2d6bcf58
@@ -11314,7 +11314,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.4.23, postcss@npm:^8.4.4, postcss@npm:^8.4.43, postcss@npm:^8.4.47":
+"postcss@npm:^8.4.23, postcss@npm:^8.4.4, postcss@npm:^8.4.43":
   version: 8.4.47
   resolution: "postcss@npm:8.4.47"
   dependencies:
@@ -11325,6 +11325,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"postcss@npm:^8.4.49":
+  version: 8.4.49
+  resolution: "postcss@npm:8.4.49"
+  dependencies:
+    nanoid: "npm:^3.3.7"
+    picocolors: "npm:^1.1.1"
+    source-map-js: "npm:^1.2.1"
+  checksum: 10c0/f1b3f17aaf36d136f59ec373459f18129908235e65dbdc3aee5eef8eba0756106f52de5ec4682e29a2eab53eb25170e7e871b3e4b52a8f1de3d344a514306be3
+  languageName: node
+  linkType: hard
+
 "prelude-ls@npm:^1.2.1":
   version: 1.2.1
   resolution: "prelude-ls@npm:1.2.1"
@@ -13390,21 +13401,21 @@ __metadata:
 
 "typescript@patch:typescript@npm%3A5.6.2#optional!builtin<compat/typescript>":
   version: 5.6.2
-  resolution: "typescript@patch:typescript@npm%3A5.6.2#optional!builtin<compat/typescript>::version=5.6.2&hash=8c6c40"
+  resolution: "typescript@patch:typescript@npm%3A5.6.2#optional!builtin<compat/typescript>::version=5.6.2&hash=5adc0c"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 10c0/94eb47e130d3edd964b76da85975601dcb3604b0c848a36f63ac448d0104e93819d94c8bdf6b07c00120f2ce9c05256b8b6092d23cf5cf1c6fa911159e4d572f
+  checksum: 10c0/e6c1662e4852e22fe4bbdca471dca3e3edc74f6f1df043135c44a18a7902037023ccb0abdfb754595ca9028df8920f2f8492c00fc3cbb4309079aae8b7de71cd
   languageName: node
   linkType: hard
 
 "typescript@patch:typescript@npm%3A^5.6.3#optional!builtin<compat/typescript>":
   version: 5.6.3
-  resolution: "typescript@patch:typescript@npm%3A5.6.3#optional!builtin<compat/typescript>::version=5.6.3&hash=8c6c40"
+  resolution: "typescript@patch:typescript@npm%3A5.6.3#optional!builtin<compat/typescript>::version=5.6.3&hash=5adc0c"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 10c0/7c9d2e07c81226d60435939618c91ec2ff0b75fbfa106eec3430f0fcf93a584bc6c73176676f532d78c3594fe28a54b36eb40b3d75593071a7ec91301533ace7
+  checksum: 10c0/ac8307bb06bbfd08ae7137da740769b7d8c3ee5943188743bb622c621f8ad61d244767480f90fbd840277fbf152d8932aa20c33f867dea1bb5e79b187ca1a92f
   languageName: node
   linkType: hard