Rename CMake/Emscripten toolchain file to follow new naming convention.

cmake_generic.bat

@@ -46,7 +46,7 @@ set "arch="
 :loop
 if not "%~1" == "" (
     if "%~1" == "-DANDROID" if "%~2" == "1" set "OPTS=-G "Unix Makefiles" -DCMAKE_TOOLCHAIN_FILE="%TOOLCHAINS%\Android.cmake""
-    if "%~1" == "-DWEB" if "%~2" == "1" set "OPTS=-G "MinGW Makefiles" -DCMAKE_TOOLCHAIN_FILE="%TOOLCHAINS%\emscripten.toolchain.cmake""
+    if "%~1" == "-DWEB" if "%~2" == "1" set "OPTS=-G "MinGW Makefiles" -DCMAKE_TOOLCHAIN_FILE="%TOOLCHAINS%\Emscripten.cmake""
     if "%~1" == "-DMINGW" if "%~2" == "1" set "OPTS=-G "MinGW Makefiles""
     if "%~1" == "-DURHO3D_64BIT" if "%~2" == "1" set "arch= Win64"
     if "%~1" == "-DURHO3D_64BIT" if "%~2" == "0" set "arch="

cmake_generic.sh

@@ -60,7 +60,7 @@ for a in $@; do
             OPTS="-DCMAKE_TOOLCHAIN_FILE=$TOOLCHAINS/mingw.toolchain.cmake"
             ;;
         -DWEB=1)
-            OPTS="-DCMAKE_TOOLCHAIN_FILE=$TOOLCHAINS/emscripten.toolchain.cmake"
+            OPTS="-DCMAKE_TOOLCHAIN_FILE=$TOOLCHAINS/Emscripten.cmake"
             ;;
     esac
 done