Downgrade eventemitter3 and hls

Signed-off-by: Harsha Chaudhary <harsha@boclips.com>

package.json

@@ -35,7 +35,7 @@
     "@types/url-template": "^2.0.28",
     "axios": ">=0.21.1 <1.0.0",
     "deepmerge": "^4.3.1",
-    "hls.js": "^1.5.11",
+    "hls.js": "^1.2.9",
     "is-plain-object": "^5.0.0",
     "iso8601-duration": "^1.3.0",
     "normalize.css": "^8.0.1",
@@ -62,7 +62,7 @@
     "clean-webpack-plugin": "^4.0.0",
     "copy-webpack-plugin": "^11.0.0",
     "css-loader": "^6.6.0",
-    "eventemitter3": "^5.0.1",
+    "eventemitter3": "^4.0.7",
     "file-loader": "^6.2.0",
     "html-webpack-plugin": "^4.5.2",
     "jest": "^27.2.5",