added ignore_errors

tasks/main.yml

diff --git a/tasks/main.yml b/tasks/main.yml
index 591e3c0..32ad4d2 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -33,9 +33,11 @@
 - block:
 
   - name: Install Apigee Setup
+    ignore_errors: "{{ ignore_errors | default('no') }}"
     shell: '{{ apigee_service }} apigee-setup install'
 
   - name: Install Apigee Admin
+    ignore_errors: "{{ ignore_errors | default('no') }}"
     shell: '{{ apigee_service }} apigee-adminapi install'
 
   when: opdk_version | version_compare('4.16', '>=')