Merge pull request #51915 from lmktfy/20250814_fix_pcr_feature_gate

Fix metadata for PodCertificateRequest feature gate

Author: k8s-ci-robot

content/en/docs/reference/command-line-tools-reference/feature-gates/PodCertificateRequests.md renamed to content/en/docs/reference/command-line-tools-reference/feature-gates/PodCertificateRequest.md

@@ -9,7 +9,6 @@ stages:
   - stage: alpha
     defaultValue: false
     fromVersion: "1.34"
-    toVersion: "1.37"
 ---
 Enable PodCertificateRequest objects and podCertificate projected volume
 sources.