Remove equidistant projection since similar to azimuthal equatorial

app/src/main/res/values/en.xml

@@ -41,7 +41,6 @@
     <string name="total">Total</string>
     <string name="uncategorized">Uncategorized</string>
     <string name="azimuthalequidistant">Azimuthal Equidistant</string>
-    <string name="equirectangular">Equirectangular</string>
     <string name="mercator">Mercator</string>
     <string name="loximuthal">Loximuthal</string>
     <string name="key_projection">Map Projection</string>