Clarify some descriptions

Change-Id: I3177c468eeec3f1de49d6e2d71889c36acf202bc
diff --git a/mbed-tls-restricted-pr-test-parametrized.yaml b/mbed-tls-restricted-pr-test-parametrized.yaml
index 94096f9..ea3f8cc 100644
--- a/mbed-tls-restricted-pr-test-parametrized.yaml
+++ b/mbed-tls-restricted-pr-test-parametrized.yaml
@@ -11,27 +11,27 @@
         trim: 'false'
     - string:
         default: ssh://git@github.com/Mbed-TLS/mbedtls-restricted.git
-        description: Enter mbed TLS repo/fork
+        description: Mbed TLS repo/fork
         name: MBED_TLS_REPO
         trim: 'true'
     - string:
         default: development-restricted
-        description: Enter branch or commit to test
+        description: Branch or commit to test
         name: MBED_TLS_BRANCH
         trim: 'false'
     - string:
         default: ssh://git@github.com:Mbed-TLS/mbedtls-framework.git
-        description: Enter Framework repo/fork to override the one specififed in the Mbed TLS branch (only used if FRAMEWORK_BRANCH is also set)
+        description: Framework repo/fork to override the one specified in the Mbed TLS branch (only used if FRAMEWORK_BRANCH is also set)
         name: FRAMEWORK_REPO
         trim: 'true'
     - string:
         default: ''
-        description: Enter Framework branch to override the one specififed in the Mbed TLS branch.
+        description: Framework branch/sha to override the sha specified in the Mbed TLS branch
         name: FRAMEWORK_BRANCH
         trim: 'false'
     - bool:
         default: false
-        description: Run the basic FreeBSD PR job scripts
+        description: Run a selection of all.sh on FreeBSD
         name: RUN_FREEBSD
     - bool:
         default: false
@@ -39,7 +39,7 @@
         name: RUN_WINDOWS_TEST
     - bool:
         default: false
-        description: Run all.sh tests
+        description: Run all.sh (excluding release components) on Linux
         name: RUN_ALL_SH
     - bool:
         default: false