Update webgl2 signatures in-place (#19107)

This change is a result if updating `tools/gen_sig_info.py to` handle
webgl2 symbols and then running with `--replace`.

In a followup PR these will be all be removed and moved into
`library_sigs.js` where they are auto-generated.

Author: sbc100

src/library_glemu.js

@@ -3434,7 +3434,7 @@ var LibraryGLEmulation = {
   // Additional non-GLES rendering calls
 
   glDrawRangeElements__deps: ['glDrawElements'],
-  glDrawRangeElements__sig: 'viiiiii',
+  glDrawRangeElements__sig: 'viiiiip',
   glDrawRangeElements: function(mode, start, end, count, type, indices) {
     _glDrawElements(mode, count, type, indices, start, end);
   },