Updating `.gitignore` and removing archive. (#3147)

.gitignore

@@ -1,31 +1,31 @@
 # Exclude source archives from the spec directory
 # Origin: https://github.com/github/gitignore/blob/master/Global/Archives.gitignore
-SPECS/**/*.7z
+SPECS*/**/*.7z
-SPECS/**/*.bz2
+SPECS*/**/*.bz2
-SPECS/**/*.bzip
+SPECS*/**/*.bzip
-SPECS/**/*.bzip2
+SPECS*/**/*.bzip2
-SPECS/**/*.cab
+SPECS*/**/*.cab
-SPECS/**/*.deb
+SPECS*/**/*.deb
-SPECS/**/*.dmg
+SPECS*/**/*.dmg
-SPECS/**/*.egg
+SPECS*/**/*.egg
-SPECS/**/*.gem
+SPECS*/**/*.gem
-SPECS/**/*.gz
+SPECS*/**/*.gz
-SPECS/**/*.gzip
+SPECS*/**/*.gzip
-SPECS/**/*.iso
+SPECS*/**/*.iso
-SPECS/**/*.jar
+SPECS*/**/*.jar
-SPECS/**/*.lzma
+SPECS*/**/*.lzma
-SPECS/**/*.msi
+SPECS*/**/*.msi
-SPECS/**/*.msm
+SPECS*/**/*.msm
-SPECS/**/*.msp
+SPECS*/**/*.msp
-SPECS/**/*.rar
+SPECS*/**/*.rar
-SPECS/**/*.rpm
+SPECS*/**/*.rpm
-SPECS/**/*.tar
+SPECS*/**/*.tar
-SPECS/**/*.tbz
+SPECS*/**/*.tbz
-SPECS/**/*.tgz
+SPECS*/**/*.tgz
-SPECS/**/*.txz
+SPECS*/**/*.txz
-SPECS/**/*.xar
+SPECS*/**/*.xar
-SPECS/**/*.xpi
+SPECS*/**/*.xpi
-SPECS/**/*.xz
+SPECS*/**/*.xz
 
 ## Ignore Visual Studio temporary files, build results, and
 ## files generated by popular Visual Studio add-ons.