chore: pin ghcr.io/github/gh-aw-mcpg:v0.3.0 and github-mcp-server:v1.0.2 digests, add cache action entries

Agent-Logs-Url: https://github.com/github/gh-aw-firewall/sessions/8b0bd3d0-5586-4fbe-bad9-0aff0133e5c1

Co-authored-by: lpcox <15877973+lpcox@users.noreply.github.com>

Author: Copilot

.github/aw/actions-lock.json

@@ -1,5 +1,20 @@
 {
   "entries": {
+    "actions/cache/restore@v5.0.5": {
+      "repo": "actions/cache/restore",
+      "version": "v5.0.5",
+      "sha": "27d5ce7f107fe9357f9df03efb73ab90386fccae"
+    },
+    "actions/cache/save@v5.0.5": {
+      "repo": "actions/cache/save",
+      "version": "v5.0.5",
+      "sha": "27d5ce7f107fe9357f9df03efb73ab90386fccae"
+    },
+    "actions/cache@v5.0.5": {
+      "repo": "actions/cache",
+      "version": "v5.0.5",
+      "sha": "27d5ce7f107fe9357f9df03efb73ab90386fccae"
+    },
     "actions/checkout@v6.0.2": {
       "repo": "actions/checkout",
       "version": "v6.0.2",
@@ -197,6 +212,11 @@
       "digest": "sha256:b73696487a56dcecd2049b00df37ce77f6f6d6c410c65dac6d8e577254bbac97",
       "pinned_image": "ghcr.io/github/gh-aw-mcpg:v0.2.29@sha256:b73696487a56dcecd2049b00df37ce77f6f6d6c410c65dac6d8e577254bbac97"
     },
+    "ghcr.io/github/gh-aw-mcpg:v0.3.0": {
+      "image": "ghcr.io/github/gh-aw-mcpg:v0.3.0",
+      "digest": "sha256:9c2228324fb1f26f39dc9471612e530ae3efc3156dac05efb2e8d212878d454d",
+      "pinned_image": "ghcr.io/github/gh-aw-mcpg:v0.3.0@sha256:9c2228324fb1f26f39dc9471612e530ae3efc3156dac05efb2e8d212878d454d"
+    },
     "ghcr.io/github/github-mcp-server:v0.32.0": {
       "image": "ghcr.io/github/github-mcp-server:v0.32.0",
       "digest": "sha256:2763823c63bcca718ce53850a1d7fcf2f501ec84028394f1b63ce7e9f4f9be28",
@@ -207,6 +227,11 @@
       "digest": "sha256:d2550953f8050bc5a1c8f80d1678766f66f60bbfbcd953fdeaf661fe4269bd95",
       "pinned_image": "ghcr.io/github/github-mcp-server:v1.0.0@sha256:d2550953f8050bc5a1c8f80d1678766f66f60bbfbcd953fdeaf661fe4269bd95"
     },
+    "ghcr.io/github/github-mcp-server:v1.0.2": {
+      "image": "ghcr.io/github/github-mcp-server:v1.0.2",
+      "digest": "sha256:26db03408086a99cf1916348dcc4f9614206658f9082a8060dc7c81ad787f4ba",
+      "pinned_image": "ghcr.io/github/github-mcp-server:v1.0.2@sha256:26db03408086a99cf1916348dcc4f9614206658f9082a8060dc7c81ad787f4ba"
+    },
     "mcr.microsoft.com/playwright/mcp": {
       "image": "mcr.microsoft.com/playwright/mcp",
       "digest": "sha256:7b82f29c6ef83480a97f612d53ac3fd5f30a32df3fea1e06923d4204d3532bb2",