Restructure log location

Resolves #7 (closed)

mpsd-software-environment.py

@@ -38,11 +38,11 @@ config_vars = {
     "cmd_log_file": "install.log",
     #  Placeholder installer log file name, placed at mpsd_microarch/logs
     "installer_log_template": Template(
-        "${mpsd_release}_${mpsd_microarch}_${date}_{action}.log"
+        "${mpsd_release}_${mpsd_microarch}_${date}_${action}.log"
     ),
     #  Placeholder build log file name, placed at mpsd_microarch/logs
     "build_log_template": Template(
-        "${mpsd_release}_${mpsd_microarch}_${date}_${toolchain}_{action}.log"
+        "${mpsd_release}_${mpsd_microarch}_${date}_${toolchain}_${action}.log"
     ),
     "metadata_tag_open": "!<meta>",
     "metadata_tag_close": "</meta>!",