Fix majority of remaining yamllint warnings and errors

Signed-off-by: Ryan Lerch <rlerch@redhat.com>

vars/all/00-EPELCycleNumber.yaml

@@ -1 +1,2 @@
+---
 EPELCycleNumber: 9

vars/all/00-FedoraCycleNumber.yaml

@@ -1 +1,2 @@
+---
 FedoraCycleNumber: 41

vars/all/EPELBootstrapNumber.yaml

@@ -1 +1,2 @@
+---
 EPELBootstrapNumber: "{{ EPELCycleNumber|int + 1 }}.0"

vars/all/FedoraBranched.yaml

@@ -1 +1,2 @@
-FedoraBranched: False
+---
+FedoraBranched: false

vars/all/FedoraBranchedBodhi.yaml

@@ -3,4 +3,5 @@
 # prebeta: After bodhi enablement/beta freeze and before beta release
 # postbeta: After beta release and before final release
 # current: After final release
+---
 FedoraBranchedBodhi: current

vars/all/FedoraBranchedNumber.yaml

@@ -1 +1,2 @@
+---
 FedoraBranchedNumber: "{{ FedoraCycleNumber|int + 1 if FedoraBranched else 0 }}"

vars/all/FedoraPreviousCycleNumber.yaml

@@ -1 +1,2 @@
+---
 FedoraPreviousCycleNumber: "{{ FedoraCycleNumber|int - 1 }}"

vars/all/FedoraPreviousPrevious.yaml

@@ -1 +1,2 @@
-FedoraPreviousPrevious: False
+---
+FedoraPreviousPrevious: false

vars/all/FedoraPreviousPreviousCycleNumber.yaml

@@ -1 +1,2 @@
+---
 FedoraPreviousPreviousCycleNumber: "{{ FedoraCycleNumber|int - 2 if FedoraPreviousPrevious else 0 }}"

vars/all/FedoraRawhideNumber.yaml

@@ -1 +1,2 @@
+---
 FedoraRawhideNumber: "{{ FedoraBranchedNumber|int + 1 if FedoraBranched else FedoraCycleNumber|int + 1 }}"

vars/all/Frozen.yaml

@@ -1 +1,2 @@
-Frozen: True
+---
+Frozen: true

vars/all/RelEngFrozen.yaml

@@ -1 +1,2 @@
-RelEngFrozen: False
+---
+RelEngFrozen: false