ci: use node v18.18.2 instead of v18.x

Node v18.19.0 breaks `ts-node-esm`, so `pnpm install` won't work.

See: TypeStrong/ts-node#2094

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [18.x]
+        node-version: [18.18.2]
     steps:
       - uses: actions/checkout@v4
 

.github/workflows/e2e-applitools.yml

@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [18.x]
+        node-version: [18.18.2]
     steps:
       - if: ${{ ! env.USE_APPLI }}
         name: Warn if not using Applitools

.github/workflows/e2e.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [18.x]
+        node-version: [18.18.2]
         containers: [1, 2, 3, 4]
     steps:
       - uses: actions/checkout@v4

.github/workflows/lint.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [18.x]
+        node-version: [18.18.2]
     steps:
       - uses: actions/checkout@v4
 

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [18.x]
+        node-version: [18.18.2]
     steps:
       - uses: actions/checkout@v4