Chore(deps): Bump step-security/harden-runner from 2.21.0 to 2.21.1

Bumps [step-security/harden-runner](https://github.com/step-security/harden-runner) from 2.21.0 to 2.21.1.
- [Release notes](https://github.com/step-security/harden-runner/releases)
- [Commits](step-security/harden-runner@05e3151...e14015d)

---
updated-dependencies:
- dependency-name: step-security/harden-runner
  dependency-version: 2.21.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -32,7 +32,7 @@ jobs:
         runs-on: hiero-client-sdk-linux-medium
         steps:
             - name: Harden Runner
-              uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
+              uses: step-security/harden-runner@e14015d583714f6e62063499dc959a02595150a1 # v2.21.1
               with:
                 egress-policy: audit
 
@@ -77,7 +77,7 @@ jobs:
 
         steps:
             - name: Harden Runner
-              uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
+              uses: step-security/harden-runner@e14015d583714f6e62063499dc959a02595150a1 # v2.21.1
               with:
                   egress-policy: audit
 
@@ -148,7 +148,7 @@ jobs:
 
         steps:
             - name: Harden Runner
-              uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
+              uses: step-security/harden-runner@e14015d583714f6e62063499dc959a02595150a1 # v2.21.1
               with:
                 egress-policy: audit
 
@@ -206,7 +206,7 @@ jobs:
 
         steps:
             - name: Harden Runner
-              uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
+              uses: step-security/harden-runner@e14015d583714f6e62063499dc959a02595150a1 # v2.21.1
               with:
                   egress-policy: audit
 
@@ -255,7 +255,7 @@ jobs:
         runs-on: hiero-client-sdk-linux-medium
         steps:
             - name: Harden Runner
-              uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
+              uses: step-security/harden-runner@e14015d583714f6e62063499dc959a02595150a1 # v2.21.1
               with:
                 egress-policy: audit