docs: clarify windows credential errors during lifecycle script process creation (#1699)

Author: aws-kevinrickard

src/main/java/com/aws/greengrass/lifecyclemanager/ShellRunner.java

@@ -111,7 +111,7 @@ public boolean successful(Exec e, String note, IntConsumer background, Greengras
                 }
             } catch (IOException ex) {
                 logger.atError("shell-runner-error").kv(SCRIPT_NAME_KEY, note).kv("command", e.toString())
-                        .log("Error while running process", ex);
+                        .log("Error while running component lifecycle script", ex);
                 return false;
             }
             return true;

src/main/java/vendored/com/microsoft/alm/storage/windows/internal/WindowsCredUtils.java

@@ -38,7 +38,7 @@ public static byte[] read(String key) throws IOException {
             final CredAdvapi32.CREDENTIAL credential = new CredAdvapi32.CREDENTIAL(pCredential.credential);
             return credential.CredentialBlob.getByteArray(0, credential.CredentialBlobSize);
         } catch (LastErrorException e) {
-            throw new IOException("Failed to read credential", e);
+            throw new IOException("Failed to read credential for " + key, e);
         } finally {
             if (pCredential.credential != null) {
                 try (LockScope ls = LockScope.lock(lock)) {