Update e2e-cache.yml

Author: panticmilos

.github/workflows/e2e-cache.yml

@@ -10,7 +10,8 @@ on:
       - releases/*
     paths-ignore:
       - '**.md'
-
+  workflow_dispatch:
+      
 permissions:
   contents: read
 jobs:
@@ -128,4 +129,4 @@ jobs:
             pipenv install --keep-outdated --python pypy
           } else {
             pipenv install --keep-outdated --python ${{ matrix.python-version }}
-          }
+          }