Fix deprecation warning of ansible-2.5

This change fixes this upcoming deprecation warning:

[DEPRECATION WARNING]: Using tests as filters is deprecated. Instead of using
`result|skipped` instead use `result is skipped`. This feature will be removed
in version 2.9.

Change-Id: Ic0c93f2ea896ead76922694e6150882d8a280daf

roles/bindep/tasks/find-bindep.yaml

@@ -16,4 +16,4 @@
 - name: Define bindep_command fact
   set_fact:
     bindep_command: "{{ bindep_command_type.stdout }}"
-  when: not bindep_command_type|skipped and bindep_command_type.rc == 0
+  when: not bindep_command_type is skipped and bindep_command_type.rc == 0

roles/bindep/tasks/find.yaml

@@ -17,17 +17,17 @@
 - name: Define bindep_file fact
   set_fact:
     bindep_file: "{{ bindep_other_file_stat.stat.path }}"
-  when: not bindep_other_file_stat|skipped and  bindep_other_file_stat.stat.exists
+  when: not bindep_other_file_stat is skipped and  bindep_other_file_stat.stat.exists
 
 - name: Look for bindep fallback file
   stat:
     path: "{{ bindep_fallback }}"
   register: bindep_fallback_file_stat
   when: bindep_fallback is defined
-        and not bindep_other_file_stat|skipped
+        and not bindep_other_file_stat is skipped
         and not bindep_other_file_stat.stat.exists
 
 - name: Define bindep_file fact
   set_fact:
     bindep_file: "{{ bindep_fallback_file_stat.stat.path }}"
-  when: not bindep_fallback_file_stat|skipped and  bindep_fallback_file_stat.stat.exists
+  when: not bindep_fallback_file_stat is skipped and  bindep_fallback_file_stat.stat.exists

roles/bindep/tasks/packages.yaml

@@ -19,4 +19,4 @@
 - name: Fail if we cannot install all packages
   fail:
     msg: "bindep failed to install from {{ bindep_file}} - {{ bindep_final_check.stdout }}"
-  when: bindep_final_check|failed
+  when: bindep_final_check is failed

roles/ensure-babel/tasks/main.yaml

@@ -18,12 +18,12 @@
     msg: "Variable constraints_file is set but file does not exist."
   when:
     - constraints_file is defined
-    - not stat_results|skipped and not stat_results.stat.exists
+    - not stat_results is skipped and not stat_results.stat.exists
 
 - name: Record file location
   set_fact:
     upper_constraints: "-c {{ constraints_file }}"
-  when: not stat_results|skipped and stat_results.stat.exists
+  when: not stat_results is skipped and stat_results.stat.exists
 
 - name: Install babel
   pip:

roles/find-constraints/tasks/main.yaml

@@ -15,4 +15,4 @@
 - name: Record file location
   set_fact:
     upper_constraints: "-c {{ constraints_file|realpath }}"
-  when: not stat_results|skipped and stat_results.stat.exists
+  when: not stat_results is skipped and stat_results.stat.exists

roles/install-if-python/tasks/main.yaml

@@ -39,7 +39,7 @@
   failed_when:
     - error_on_failure is defined
     - error_on_failure
-    - requirements_install|failed
+    - requirements_install is failed
 
 # Build an sdist. This is needed for pbr projects that may expect
 # the ChangeLog to have been generated.
@@ -54,7 +54,7 @@
   failed_when:
     - error_on_failure is defined
     - error_on_failure
-    - sdist_results|failed
+    - sdist_results is failed
 
 # Try installing current repo in case it needs to be available for
 # example for version number calculation. Ignore any failures here.
@@ -71,4 +71,4 @@
   failed_when:
     - error_on_failure is defined
     - error_on_failure
-    - install_package_results|failed
+    - install_package_results is failed