Update Nushell and ping ubuntu-latest to ubuntu-22.04 for riscv64gc-unknown-linux-gnu target

Author: hustcer

.github/workflows/nightly-build.yml

@@ -41,7 +41,7 @@ jobs:
         uses: hustcer/setup-nu@v3
         if: github.repository == 'nushell/nightly'
         with:
-          version: 0.99.1
+          version: 0.100.0
 
       # Synchronize the main branch of nightly repo with the main branch of Nushell official repo
       - name: Prepare for Nightly Release
@@ -116,7 +116,7 @@ jobs:
         - target: armv7-unknown-linux-musleabihf
           os: ubuntu-22.04
         - target: riscv64gc-unknown-linux-gnu
-          os: ubuntu-latest
+          os: ubuntu-22.04
         - target: loongarch64-unknown-linux-gnu
           os: ubuntu-22.04
 
@@ -143,7 +143,7 @@ jobs:
     - name: Setup Nushell
       uses: hustcer/setup-nu@v3
       with:
-        version: 0.99.1
+        version: 0.100.0
 
     - name: Release Nu Binary
       id: nu
@@ -224,7 +224,7 @@ jobs:
       - name: Setup Nushell
         uses: hustcer/setup-nu@v3
         with:
-          version: 0.99.1
+          version: 0.100.0
 
       # Keep the last a few releases
       - name: Delete Older Releases

.github/workflows/pre-release.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Setup Nushell
         uses: hustcer/setup-nu@v3
         with:
-          version: 0.99.0
+          version: 0.100.0
 
       # Synchronize the main branch of nightly repo with the main branch of Nushell official repo
       - name: Pre Release