chore(deps): update dependency @red-hat-developer-hub/backstage-plugin-theme to ^0.9.0 (#952)

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

Author: renovate[bot]

workspaces/sandbox/plugins/sandbox/package.json

@@ -62,7 +62,7 @@
     "@backstage/cli": "^0.29.5",
     "@backstage/dev-utils": "^1.1.6",
     "@backstage/test-utils": "^1.7.4",
-    "@red-hat-developer-hub/backstage-plugin-theme": "^0.8.0",
+    "@red-hat-developer-hub/backstage-plugin-theme": "^0.9.0",
     "@testing-library/jest-dom": "^6.0.0",
     "@testing-library/react": "^14.0.0",
     "@testing-library/user-event": "^14.0.0",

workspaces/sandbox/yarn.lock

@@ -10274,7 +10274,7 @@ __metadata:
     "@material-ui/core": ^4.12.4
     "@mui/icons-material": ^5.16.14
     "@mui/material": ^5.16.14
-    "@red-hat-developer-hub/backstage-plugin-theme": ^0.8.0
+    "@red-hat-developer-hub/backstage-plugin-theme": ^0.9.0
     "@testing-library/jest-dom": ^6.0.0
     "@testing-library/react": ^14.0.0
     "@testing-library/user-event": ^14.0.0
@@ -10295,19 +10295,19 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@red-hat-developer-hub/backstage-plugin-theme@npm:^0.8.0":
-  version: 0.8.2
-  resolution: "@red-hat-developer-hub/backstage-plugin-theme@npm:0.8.2"
+"@red-hat-developer-hub/backstage-plugin-theme@npm:^0.9.0":
+  version: 0.9.0
+  resolution: "@red-hat-developer-hub/backstage-plugin-theme@npm:0.9.0"
   dependencies:
     "@mui/icons-material": ^5.17.1
   peerDependencies:
-    "@backstage/core-plugin-api": ^1.10.4
-    "@backstage/theme": ^0.6.4
+    "@backstage/core-plugin-api": ^1.10.7
+    "@backstage/theme": ^0.6.6
     "@material-ui/icons": ^4.11.3
     "@mui/icons-material": ^5.17.1
     "@mui/material": ^5.0.0
     react: ^16.13.1 || ^17.0.0 || ^18.0.0
-  checksum: 76488ae3fbb9fabdd936d7a1353fda0b1d11fa9439cb33333678eccfcd71fdd1c9cf60418828d94ee26f3b1874a873767996eebbedb01b3fbf57200dee5c562d
+  checksum: 365e81ba8af0fe38587e21bd842ede6eb6ee2d1590dbad26c3e5e6ca42c885b4e19de3cfc9435f43113f67960cf57c4614011596d4332def1bac93b9a6199860
   languageName: node
   linkType: hard