deps: update dependency opentofu/opentofu to v1.8.7 (#816)

Author: renovate[bot]

.github/workflows/test_e2e.yml

@@ -42,7 +42,7 @@ jobs:
 
       - uses: opentofu/setup-opentofu@v1
         with:
-          tofu_version: v1.8.6 # renovate: datasource=github-releases depName=opentofu/opentofu
+          tofu_version: v1.8.7 # renovate: datasource=github-releases depName=opentofu/opentofu
           tofu_wrapper: false
 
       - uses: yokawasa/action-setup-kube-tools@v0.11.2
@@ -149,7 +149,7 @@ jobs:
 
       - uses: opentofu/setup-opentofu@v1
         with:
-          tofu_version: v1.8.6 # renovate: datasource=github-releases depName=opentofu/opentofu
+          tofu_version: v1.8.7 # renovate: datasource=github-releases depName=opentofu/opentofu
           tofu_wrapper: false
 
       - uses: yokawasa/action-setup-kube-tools@v0.11.2