[exporters] update uvision teamplates so build artifacts end up in BUILD directory, not .build

Author: sg-

tools/export/uvision/uvision.tmpl

@@ -46,14 +46,14 @@
             <NotGenerated>0</NotGenerated>
             <InvalidFlash>1</InvalidFlash>
           </TargetStatus>
-          <OutputDirectory>.\.build\uvision5\</OutputDirectory>
+          <OutputDirectory>.\BUILD\</OutputDirectory>
           <OutputName>{{name}}</OutputName>
           <CreateExecutable>1</CreateExecutable>
           <CreateLib>0</CreateLib>
           <CreateHexFile>0</CreateHexFile>
           <DebugInformation>1</DebugInformation>
           <BrowseInformation>1</BrowseInformation>
-          <ListingPath>.\.build\uvision5\</ListingPath>
+          <ListingPath>.\BUILD\</ListingPath>
           <HexFormatSelection>1</HexFormatSelection>
           <Merge32K>0</Merge32K>
           <CreateBatchFile>0</CreateBatchFile>