Fix strings

Author: andrjohns

.github/workflows/main.yml

@@ -45,9 +45,9 @@ jobs:
       if: runner.os == 'Windows'
       run: |
         $ARCH = if ('${{ matrix.os }}' -eq 'windows-11-arm') { 'aarch64' } else { 'x86_64' }
-        $RTOOLS = if ('${{ matrix.os }}' -eq 'windows-11-arm') { 'rtools45-$ARCH' } else { 'rtools45' }
-        Invoke-WebRequest -Uri https://github.com/r-hub/rtools45/releases/download/latest/$RTOOLS.exe -OutFile $RTOOLS.exe
-        Start-Process -FilePath $RTOOLS.exe -ArgumentList "/install /norestart /verysilent /SUPPRESSMSGBOXES" -NoNewWindow -Wait
+        $RTOOLS = if ('${{ matrix.os }}' -eq 'windows-11-arm') { "rtools45-$ARCH" } else { 'rtools45' }
+        Invoke-WebRequest -Uri https://github.com/r-hub/rtools45/releases/download/latest/$RTOOLS.exe -OutFile "$RTOOLS.exe"
+        Start-Process -FilePath "$RTOOLS.exe" -ArgumentList "/install /norestart /verysilent /SUPPRESSMSGBOXES" -NoNewWindow -Wait
         echo "C:/$RTOOLS/usr/bin;C:/$RTOOLS/$ARCH-w64-mingw32.static.posix/bin" | Out-File -Append -FilePath $env:GITHUB_PATH -Encoding utf8
 
     - name: Build Math libs
@@ -93,9 +93,9 @@ jobs:
       if: runner.os == 'Windows'
       run: |
         $ARCH = if ('${{ matrix.os }}' -eq 'windows-11-arm') { 'aarch64' } else { 'x86_64' }
-        $RTOOLS = if ('${{ matrix.os }}' -eq 'windows-11-arm') { 'rtools45-$ARCH' } else { 'rtools45' }
-        Invoke-WebRequest -Uri https://github.com/r-hub/rtools45/releases/download/latest/$RTOOLS.exe -OutFile $RTOOLS.exe
-        Start-Process -FilePath $RTOOLS.exe -ArgumentList "/install /norestart /verysilent /SUPPRESSMSGBOXES" -NoNewWindow -Wait
+        $RTOOLS = if ('${{ matrix.os }}' -eq 'windows-11-arm') { "rtools45-$ARCH" } else { 'rtools45' }
+        Invoke-WebRequest -Uri https://github.com/r-hub/rtools45/releases/download/latest/$RTOOLS.exe -OutFile "$RTOOLS.exe"
+        Start-Process -FilePath "$RTOOLS.exe" -ArgumentList "/install /norestart /verysilent /SUPPRESSMSGBOXES" -NoNewWindow -Wait
         echo "C:/$RTOOLS/usr/bin;C:/$RTOOLS/$ARCH-w64-mingw32.static.posix/bin" | Out-File -Append -FilePath $env:GITHUB_PATH -Encoding utf8
 
     - name: Build Math libs