opentelemetry-exporter-otlp-proto-http: Update exporter to use new HTTP transport package

.changelog/5194.added

@@ -0,0 +1 @@
+`opentelemetry-exporter-http-transport`: add 'opentelemetry-exporter-http-transport' package for HTTP exporters

.changelog/5219.added

@@ -0,0 +1 @@
+`opentelemetry-exporter-otlp-proto-http`: Update exporter to use new HTTP transport package

.github/workflows/lint.yml

@@ -195,6 +195,25 @@ jobs:
       - name: Run tests
         run: tox -e lint-opentelemetry-opencensus-shim
 
+  lint-opentelemetry-exporter-http-transport:
+    name: opentelemetry-exporter-http-transport
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - name: Checkout repo @ SHA - ${{ github.sha }}
+        uses: actions/checkout@v4
+
+      - name: Set up Python 3.14
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.14"
+
+      - name: Install tox
+        run: pip install tox-uv
+
+      - name: Run tests
+        run: tox -e lint-opentelemetry-exporter-http-transport
+
   lint-opentelemetry-exporter-opencensus:
     name: opentelemetry-exporter-opencensus
     runs-on: ubuntu-latest