patch 8.2.2883: MS-Windows manifest file name is misleading

Problem:    MS-Windows manifest file name is misleading.
Solution:   Rename the file. (closes #8241)
diff --git a/src/vim.rc b/src/vim.rc
index 35beb97..abb944b 100644
--- a/src/vim.rc
+++ b/src/vim.rc
@@ -46,7 +46,7 @@
 # define RT_MANIFEST 24
 #endif
 
-CREATEPROCESS_MANIFEST_RESOURCE_ID RT_MANIFEST "gvim.exe.mnf"
+CREATEPROCESS_MANIFEST_RESOURCE_ID RT_MANIFEST "vim.manifest"
 #endif // RCDLL
 
 //