chore: update NuttX version to 12.11 in CI workflows

The NuttX project released version 12.11 with improvements and bug fixes.
Updating the CI workflows to use the latest stable version ensures that
WAMR testing and compilation verification runs against the most current
NuttX release.

Updated 4 repository references total across 2 workflow files to point to
the new release branch.

Signed-off-by: Huang Qi <huangqi3@xiaomi.com>

Author: no1wudi

.github/workflows/compilation_on_nuttx.yml

@@ -88,14 +88,14 @@ jobs:
         uses: actions/checkout@v5
         with:
           repository: apache/nuttx
-          ref: releases/12.9
+          ref: releases/12.11
           path: nuttx
 
       - name: Checkout NuttX Apps
         uses: actions/checkout@v5
         with:
           repository: apache/nuttx-apps
-          ref: releases/12.9
+          ref: releases/12.11
           path: apps
 
       - name: Checkout WAMR
@@ -108,6 +108,7 @@ jobs:
         working-directory: nuttx
         run: |
           tools/configure.sh ${{ matrix.nuttx_board_config }}
+          kconfig-tweak --disable CONFIG_RP2040_UF2_BINARY
           kconfig-tweak --enable CONFIG_PSEUDOFS_SOFTLINKS
           kconfig-tweak --enable CONFIG_INTERPRETERS_WAMR
           kconfig-tweak --enable CONFIG_INTERPRETERS_IWASM_TASK

.github/workflows/spec_test_on_nuttx.yml

@@ -146,14 +146,14 @@ jobs:
         uses: actions/checkout@v5
         with:
           repository: apache/nuttx
-          ref: ${{ matrix.target_config.target == 'xtensa' && '985d395b025cf2012b22f6bb4461959fa6d87645' || 'releases/12.9' }}
+          ref: ${{ matrix.target_config.target == 'xtensa' && '985d395b025cf2012b22f6bb4461959fa6d87645' || 'releases/12.11' }}
           path: nuttx
 
       - name: Checkout NuttX Apps
         uses: actions/checkout@v5
         with:
           repository: apache/nuttx-apps
-          ref: ${{ matrix.target_config.target == 'xtensa' && '2ef3eb25c0cec944b13792185f7e5d5a05990d5f' || 'releases/12.9' }}
+          ref: ${{ matrix.target_config.target == 'xtensa' && '2ef3eb25c0cec944b13792185f7e5d5a05990d5f' || 'releases/12.11' }}
           path: apps
 
       - name: Checkout WAMR