feat: Enable policy docs link in Tekton tasks

Add --show-policy-docs-link=true to all Tekton validation tasks since
they run in production/CI environments where users benefit from having
the documentation link when violations occur.

Changes:
- verify-enterprise-contract: Added flag to validate image command
- verify-conforma-konflux-ta: Added flag to validate image command
- verify-conforma-konflux-vsa-ta: Added flag to both validate vsa and validate image commands

This ensures CI/production users see the policy documentation link
while demos remain clean (flag defaults to false).

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: dheerajodha

tasks/verify-conforma-konflux-ta/0.1/verify-conforma-konflux-ta.yaml

@@ -390,6 +390,7 @@ spec:
           --timeout=0
           --strict=false
           --show-successes=true
+          --show-policy-docs-link=true
           --effective-time="${EFFECTIVE_TIME}"
           --extra-rule-data="${EXTRA_RULE_DATA}"
           --retry-max-wait="${RETRY_MAX_WAIT}"

tasks/verify-conforma-konflux-vsa-ta/0.1/verify-conforma-konflux-vsa-ta.yaml

@@ -280,6 +280,7 @@ spec:
         - "--workers"
         - "$(params.WORKERS)"
         - "--strict=false"
+        - "--show-policy-docs-link=true"
         - "--fallback-public-key"
         - "$(params.PUBLIC_KEY)"
         - "--output"
@@ -336,6 +337,7 @@ spec:
         - "--timeout=100h"
         - "--strict=false"
         - "--show-successes"
+        - "--show-policy-docs-link=true"
         - "--effective-time=$(params.EFFECTIVE_TIME)"
         - "--extra-rule-data=pipeline_intention=release"
         - "--extra-rule-data=$(params.EXTRA_RULE_DATA)"

tasks/verify-enterprise-contract/0.1/verify-enterprise-contract.yaml

@@ -335,6 +335,7 @@ spec:
           --timeout=0
           --strict=false
           --show-successes=true
+          --show-policy-docs-link=true
           --effective-time="${EFFECTIVE_TIME}"
           --extra-rule-data="${EXTRA_RULE_DATA}"
           --retry-max-wait="${RETRY_MAX_WAIT}"