fix: try with exact version 28.2.8 like in VS Code

The Electron tests are failing on Ubuntu in the GH Action. Trying
different things to fix.

examples/electron/package.json

@@ -86,6 +86,6 @@
   },
   "devDependencies": {
     "@theia/cli": "1.48.0",
-    "electron": "^28.2.8"
+    "electron": "28.2.8"
   }
 }

packages/core/README.md

@@ -70,7 +70,7 @@ export class SomeClass {
 
 - `@theia/core/electron-shared/...`
     - `native-keymap` (from [`native-keymap@^2.2.1`](https://www.npmjs.com/package/native-keymap))
-    - `electron` (from [`electron@^28.2.8`](https://www.npmjs.com/package/electron))
+    - `electron` (from [`[email protected]`](https://www.npmjs.com/package/electron/v/28.2.8))
     - `electron-store` (from [`electron-store@^8.0.0`](https://www.npmjs.com/package/electron-store))
     - `fix-path` (from [`fix-path@^3.0.0`](https://www.npmjs.com/package/fix-path))
 - `@theia/core/shared/...`

packages/electron/README.md

@@ -18,7 +18,7 @@ The `@theia/electron` extension bundles all Electron-specific dependencies and c
 
 - `@theia/electron/shared/...`
     - `native-keymap` (from [`native-keymap@^2.2.1`](https://www.npmjs.com/package/native-keymap))
-    - `electron` (from [`electron@^28.2.8`](https://www.npmjs.com/package/electron))
+    - `electron` (from [`[email protected]`](https://www.npmjs.com/package/electron/v/28.2.8))
     - `electron-store` (from [`electron-store@^8.0.0`](https://www.npmjs.com/package/electron-store))
     - `fix-path` (from [`fix-path@^3.0.0`](https://www.npmjs.com/package/fix-path))
 

packages/electron/package.json

@@ -12,7 +12,7 @@
     "@theia/re-exports": "1.48.0"
   },
   "peerDependencies": {
-    "electron": "^28.2.8"
+    "electron": "28.2.8"
   },
   "theiaReExports": {
     "shared": {

yarn.lock

@@ -4953,10 +4953,10 @@ electron-window@^0.8.0:
   dependencies:
     is-electron-renderer "^2.0.0"
 
-electron@^28.2.8:
-  version "28.2.10"
-  resolved "https://registry.yarnpkg.com/electron/-/electron-28.2.10.tgz#4e168568406a8b1e9b9a5859e988c905b9a57570"
-  integrity sha512-0rGBJNogcl2FIRxGRUv9zuMaBP78nSBJW+Bd1U7OGeg8IEkSIbHOhfn71XoGxgbOUSCEXjjyftq4mtAAVbUsZQ==
+[email protected]:
+  version "28.2.8"
+  resolved "https://registry.yarnpkg.com/electron/-/electron-28.2.8.tgz#b83d70ca00c0e767f0125fcec85f39aafe39ee4c"
+  integrity sha512-VgXw2OHqPJkobIC7X9eWh3atptjnELaP+zlbF9Oz00ridlaOWmtLPsp6OaXbLw35URpMr0iYesq8okKp7S0k+g==
   dependencies:
     "@electron/get" "^2.0.0"
     "@types/node" "^18.11.18"