ignore node_modules in e2e tests

.eslintignore

@@ -1 +1,4 @@
 src/component-index.js
+test/end-to-end-tests/node_modules/
+test/end-to-end-tests/riot/
+test/end-to-end-tests/synapse/

.eslintignore.errorfiles

@@ -61,3 +61,7 @@ test/mock-clock.js
 test/notifications/ContentRules-test.js
 test/notifications/PushRuleVectorState-test.js
 test/stores/RoomViewStore-test.js
+src/component-index.js
+test/end-to-end-tests/node_modules/
+test/end-to-end-tests/riot/
+test/end-to-end-tests/synapse/

scripts/generate-eslint-error-ignore-file

@@ -14,8 +14,10 @@ echo "generating $out"
 # autogenerated file: run scripts/generate-eslint-error-ignore-file to update.
 
 EOF
-    
-    ./node_modules/.bin/eslint --no-ignore -f json src test |
+
+    ./node_modules/.bin/eslint -f json src test |
         jq -r '.[] | select((.errorCount + .warningCount) > 0) | .filePath' |
         sed -e 's/.*matrix-react-sdk\///';
 } > "$out"
+# also append rules from eslintignore file
+cat .eslintignore >> $out