updated missing default attribute

tasks/main.yml

diff --git a/tasks/main.yml b/tasks/main.yml
index 33851a1..8222c00 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -2,10 +2,12 @@
 # tasks file for apigee-opdk-setup-bootstrap-archive-installer
 - block:
   - name: Configure local repository - 4.16.01
+    become: true
     shell: "bash {{ apigeerepobasepath }}/repos/bootstrap.sh apigeeprotocol='file://' apigeerepobasepath={{ apigeerepobasepath }}/repos JAVA_FIX=C"
     when: opdk_debug_mode is not defined or opdk_debug_mode | trim | lower == 'off'
 
   - name: DEBUG_MODE - Configure local repository - 4.16.01
+    become: true
     shell: "bash -x {{ apigeerepobasepath }}/repos/bootstrap.sh apigeeprotocol='file://' apigeerepobasepath={{ apigeerepobasepath }}/repos JAVA_FIX=C"
     when: opdk_debug_mode is defined and opdk_debug_mode | trim | lower == 'on'
 
@@ -13,10 +15,12 @@
 
 - block:
   - name: Configure local repository for greater than 4.16.01
+    become: true
     shell: "bash {{ apigeerepobasepath }}/repos/bootstrap_{{ opdk_version }}.sh apigeeprotocol='file://' apigeerepobasepath={{ apigeerepobasepath }}/repos JAVA_FIX=C"
     when: opdk_debug_mode is not defined or opdk_debug_mode | trim | lower == 'off'
 
   - name: DEBUG_MODE - Configure local repository for greater than 4.16.01
+    become: true
     shell: "bash -x {{ apigeerepobasepath }}/repos/bootstrap_{{ opdk_version }}.sh apigeeprotocol='file://' apigeerepobasepath={{ apigeerepobasepath }}/repos JAVA_FIX=C"
     when: opdk_debug_mode is defined and opdk_debug_mode | trim | lower == 'on'