Github Actions: update workflow naming

.github/workflows/bloaty.yml

@@ -1,4 +1,4 @@
-name: bloaty
+name: Bloaty Builds
 
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   push:

.github/workflows/compile_linux.yml

@@ -1,4 +1,4 @@
-name: linux
+name: Linux Targets
 
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   push:

.github/workflows/compile_nuttx.yml

@@ -1,4 +1,4 @@
-name: nuttx
+name: Nuttx Targets
 
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   push:

.github/workflows/python_checks.yml

@@ -1,4 +1,4 @@
-name: Python CI checks
+name: Python CI Checks
 
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   push: